257964392

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{8741}}^1$

素因数の和:8802

約数の個数: 64

約数和(自身を含む): 604247040

約数和(自身を除く): 346282648

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 31, 34, 56, 62, 68, 119, 124, 136, 217, 238, 248, 434, 476, 527, 868, 952, 1054, 1736, 2108, 3689, 4216, 7378, 8741, 14756, 17482, 29512, 34964, 61187, 69928, 122374, 148597, 244748, 270971, 297194, 489496, 541942, 594388, 1040179, 1083884, 1188776, 1896797, 2080358, 2167768, 3793594, 4160716, 4606507, 7587188, 8321432, 9213014, 15174376, 18426028, 32245549, 36852056, 64491098, 128982196, 257964392]

約数ペア:

[(1, 257964392), (2, 128982196), (4, 64491098), (7, 36852056), (8, 32245549), (14, 18426028), (17, 15174376), (28, 9213014), (31, 8321432), (34, 7587188), (56, 4606507), (62, 4160716), (68, 3793594), (119, 2167768), (124, 2080358), (136, 1896797), (217, 1188776), (238, 1083884), (248, 1040179), (434, 594388), (476, 541942), (527, 489496), (868, 297194), (952, 270971), (1054, 244748), (1736, 148597), (2108, 122374), (3689, 69928), (4216, 61187), (7378, 34964), (8741, 29512), (14756, 17482)]