289013868

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1811}}^1$

素因数の和:1876

約数の個数: 144

約数和(自身を含む): 886459392

約数和(自身を除く): 597445524

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 13, 18, 22, 26, 31, 33, 36, 39, 44, 52, 62, 66, 78, 93, 99, 117, 124, 132, 143, 156, 186, 198, 234, 279, 286, 341, 372, 396, 403, 429, 468, 558, 572, 682, 806, 858, 1023, 1116, 1209, 1287, 1364, 1612, 1716, 1811, 2046, 2418, 2574, 3069, 3622, 3627, 4092, 4433, 4836, 5148, 5433, 6138, 7244, 7254, 8866, 10866, 12276, 13299, 14508, 16299, 17732, 19921, 21732, 23543, 26598, 32598, 39842, 39897, 47086, 53196, 56141, 59763, 65196, 70629, 79684, 79794, 94172, 112282, 119526, 141258, 159588, 168423, 179289, 211887, 224564, 239052, 258973, 282516, 336846, 358578, 423774, 505269, 517946, 617551, 673692, 717156, 729833, 776919, 847548, 1010538, 1035892, 1235102, 1459666, 1553838, 1852653, 2021076, 2189499, 2330757, 2470204, 2919332, 3107676, 3705306, 4378998, 4661514, 5557959, 6568497, 7410612, 8028163, 8757996, 9323028, 11115918, 13136994, 16056326, 22231836, 24084489, 26273988, 32112652, 48168978, 72253467, 96337956, 144506934, 289013868]

約数ペア:

[(1, 289013868), (2, 144506934), (3, 96337956), (4, 72253467), (6, 48168978), (9, 32112652), (11, 26273988), (12, 24084489), (13, 22231836), (18, 16056326), (22, 13136994), (26, 11115918), (31, 9323028), (33, 8757996), (36, 8028163), (39, 7410612), (44, 6568497), (52, 5557959), (62, 4661514), (66, 4378998), (78, 3705306), (93, 3107676), (99, 2919332), (117, 2470204), (124, 2330757), (132, 2189499), (143, 2021076), (156, 1852653), (186, 1553838), (198, 1459666), (234, 1235102), (279, 1035892), (286, 1010538), (341, 847548), (372, 776919), (396, 729833), (403, 717156), (429, 673692), (468, 617551), (558, 517946), (572, 505269), (682, 423774), (806, 358578), (858, 336846), (1023, 282516), (1116, 258973), (1209, 239052), (1287, 224564), (1364, 211887), (1612, 179289), (1716, 168423), (1811, 159588), (2046, 141258), (2418, 119526), (2574, 112282), (3069, 94172), (3622, 79794), (3627, 79684), (4092, 70629), (4433, 65196), (4836, 59763), (5148, 56141), (5433, 53196), (6138, 47086), (7244, 39897), (7254, 39842), (8866, 32598), (10866, 26598), (12276, 23543), (13299, 21732), (14508, 19921), (16299, 17732)]