259950376

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{1093}}^1$

素因数の和:1274

約数の個数: 64

約数和(自身を含む): 579732480

約数和(自身を除く): 319782104

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 137, 217, 248, 274, 434, 548, 868, 959, 1093, 1096, 1736, 1918, 2186, 3836, 4247, 4372, 7651, 7672, 8494, 8744, 15302, 16988, 29729, 30604, 33883, 33976, 59458, 61208, 67766, 118916, 135532, 149741, 237181, 237832, 271064, 299482, 474362, 598964, 948724, 1048187, 1197928, 1897448, 2096374, 4192748, 4641971, 8385496, 9283942, 18567884, 32493797, 37135768, 64987594, 129975188, 259950376]

約数ペア:

[(1, 259950376), (2, 129975188), (4, 64987594), (7, 37135768), (8, 32493797), (14, 18567884), (28, 9283942), (31, 8385496), (56, 4641971), (62, 4192748), (124, 2096374), (137, 1897448), (217, 1197928), (248, 1048187), (274, 948724), (434, 598964), (548, 474362), (868, 299482), (959, 271064), (1093, 237832), (1096, 237181), (1736, 149741), (1918, 135532), (2186, 118916), (3836, 67766), (4247, 61208), (4372, 59458), (7651, 33976), (7672, 33883), (8494, 30604), (8744, 29729), (15302, 16988)]