138593988

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:234

約数の個数: 144

約数和(自身を含む): 395531136

約数和(自身を除く): 256937148

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 43, 52, 71, 78, 86, 97, 117, 129, 142, 156, 172, 194, 213, 234, 258, 284, 291, 387, 388, 426, 468, 516, 559, 582, 639, 774, 852, 873, 923, 1118, 1164, 1261, 1278, 1548, 1677, 1746, 1846, 2236, 2522, 2556, 2769, 3053, 3354, 3492, 3692, 3783, 4171, 5031, 5044, 5538, 6106, 6708, 6887, 7566, 8307, 8342, 9159, 10062, 11076, 11349, 12212, 12513, 13774, 15132, 16614, 16684, 18318, 20124, 20661, 22698, 25026, 27477, 27548, 33228, 36636, 37539, 39689, 41322, 45396, 50052, 54223, 54954, 61983, 75078, 79378, 82644, 89531, 108446, 109908, 119067, 123966, 150156, 158756, 162669, 179062, 216892, 238134, 247932, 268593, 296141, 325338, 357201, 358124, 476268, 488007, 537186, 592282, 650676, 714402, 805779, 888423, 976014, 1074372, 1184564, 1428804, 1611558, 1776846, 1952028, 2665269, 3223116, 3553692, 3849833, 5330538, 7699666, 10661076, 11549499, 15399332, 23098998, 34648497, 46197996, 69296994, 138593988]

約数ペア:

[(1, 138593988), (2, 69296994), (3, 46197996), (4, 34648497), (6, 23098998), (9, 15399332), (12, 11549499), (13, 10661076), (18, 7699666), (26, 5330538), (36, 3849833), (39, 3553692), (43, 3223116), (52, 2665269), (71, 1952028), (78, 1776846), (86, 1611558), (97, 1428804), (117, 1184564), (129, 1074372), (142, 976014), (156, 888423), (172, 805779), (194, 714402), (213, 650676), (234, 592282), (258, 537186), (284, 488007), (291, 476268), (387, 358124), (388, 357201), (426, 325338), (468, 296141), (516, 268593), (559, 247932), (582, 238134), (639, 216892), (774, 179062), (852, 162669), (873, 158756), (923, 150156), (1118, 123966), (1164, 119067), (1261, 109908), (1278, 108446), (1548, 89531), (1677, 82644), (1746, 79378), (1846, 75078), (2236, 61983), (2522, 54954), (2556, 54223), (2769, 50052), (3053, 45396), (3354, 41322), (3492, 39689), (3692, 37539), (3783, 36636), (4171, 33228), (5031, 27548), (5044, 27477), (5538, 25026), (6106, 22698), (6708, 20661), (6887, 20124), (7566, 18318), (8307, 16684), (8342, 16614), (9159, 15132), (10062, 13774), (11076, 12513), (11349, 12212)]