28483812

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{661}}^1$

素因数の和:703

約数の個数: 120

約数和(自身を含む): 89714240

約数和(自身を除く): 61230428

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 27, 28, 36, 38, 42, 54, 57, 63, 76, 81, 84, 108, 114, 126, 133, 162, 171, 189, 228, 252, 266, 324, 342, 378, 399, 513, 532, 567, 661, 684, 756, 798, 1026, 1134, 1197, 1322, 1539, 1596, 1983, 2052, 2268, 2394, 2644, 3078, 3591, 3966, 4627, 4788, 5949, 6156, 7182, 7932, 9254, 10773, 11898, 12559, 13881, 14364, 17847, 18508, 21546, 23796, 25118, 27762, 35694, 37677, 41643, 43092, 50236, 53541, 55524, 71388, 75354, 83286, 87913, 107082, 113031, 124929, 150708, 166572, 175826, 214164, 226062, 249858, 263739, 339093, 351652, 374787, 452124, 499716, 527478, 678186, 749574, 791217, 1017279, 1054956, 1356372, 1499148, 1582434, 2034558, 2373651, 3164868, 4069116, 4747302, 7120953, 9494604, 14241906, 28483812]

約数ペア:

[(1, 28483812), (2, 14241906), (3, 9494604), (4, 7120953), (6, 4747302), (7, 4069116), (9, 3164868), (12, 2373651), (14, 2034558), (18, 1582434), (19, 1499148), (21, 1356372), (27, 1054956), (28, 1017279), (36, 791217), (38, 749574), (42, 678186), (54, 527478), (57, 499716), (63, 452124), (76, 374787), (81, 351652), (84, 339093), (108, 263739), (114, 249858), (126, 226062), (133, 214164), (162, 175826), (171, 166572), (189, 150708), (228, 124929), (252, 113031), (266, 107082), (324, 87913), (342, 83286), (378, 75354), (399, 71388), (513, 55524), (532, 53541), (567, 50236), (661, 43092), (684, 41643), (756, 37677), (798, 35694), (1026, 27762), (1134, 25118), (1197, 23796), (1322, 21546), (1539, 18508), (1596, 17847), (1983, 14364), (2052, 13881), (2268, 12559), (2394, 11898), (2644, 10773), (3078, 9254), (3591, 7932), (3966, 7182), (4627, 6156), (4788, 5949)]