257963772

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^3\times {\mathrm{31}}^1\times {\mathrm{521}}^1$

素因数の和:592

約数の個数: 96

約数和(自身を含む): 684730368

約数和(自身を除く): 426766596

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 31, 33, 44, 62, 66, 93, 121, 124, 132, 186, 242, 341, 363, 372, 484, 521, 682, 726, 1023, 1042, 1331, 1364, 1452, 1563, 2046, 2084, 2662, 3126, 3751, 3993, 4092, 5324, 5731, 6252, 7502, 7986, 11253, 11462, 15004, 15972, 16151, 17193, 22506, 22924, 32302, 34386, 41261, 45012, 48453, 63041, 64604, 68772, 82522, 96906, 123783, 126082, 165044, 177661, 189123, 193812, 247566, 252164, 355322, 378246, 495132, 532983, 693451, 710644, 756492, 1065966, 1386902, 1954271, 2080353, 2131932, 2773804, 3908542, 4160706, 5862813, 7817084, 8321412, 11725626, 21496981, 23451252, 42993962, 64490943, 85987924, 128981886, 257963772]

約数ペア:

[(1, 257963772), (2, 128981886), (3, 85987924), (4, 64490943), (6, 42993962), (11, 23451252), (12, 21496981), (22, 11725626), (31, 8321412), (33, 7817084), (44, 5862813), (62, 4160706), (66, 3908542), (93, 2773804), (121, 2131932), (124, 2080353), (132, 1954271), (186, 1386902), (242, 1065966), (341, 756492), (363, 710644), (372, 693451), (484, 532983), (521, 495132), (682, 378246), (726, 355322), (1023, 252164), (1042, 247566), (1331, 193812), (1364, 189123), (1452, 177661), (1563, 165044), (2046, 126082), (2084, 123783), (2662, 96906), (3126, 82522), (3751, 68772), (3993, 64604), (4092, 63041), (5324, 48453), (5731, 45012), (6252, 41261), (7502, 34386), (7986, 32302), (11253, 22924), (11462, 22506), (15004, 17193), (15972, 16151)]