215501776

素因数分解:

$2^4\times 7^1\times {\mathrm{61}}^1\times {\mathrm{31543}}^1$

素因数の和:31619

約数の個数: 40

約数和(自身を含む): 485020544

約数和(自身を除く): 269518768

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 61, 112, 122, 244, 427, 488, 854, 976, 1708, 3416, 6832, 31543, 63086, 126172, 220801, 252344, 441602, 504688, 883204, 1766408, 1924123, 3532816, 3848246, 7696492, 13468861, 15392984, 26937722, 30785968, 53875444, 107750888, 215501776]

約数ペア:

[(1, 215501776), (2, 107750888), (4, 53875444), (7, 30785968), (8, 26937722), (14, 15392984), (16, 13468861), (28, 7696492), (56, 3848246), (61, 3532816), (112, 1924123), (122, 1766408), (244, 883204), (427, 504688), (488, 441602), (854, 252344), (976, 220801), (1708, 126172), (3416, 63086), (6832, 31543)]