42740737

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:213

約数の個数: 32

約数和(自身を含む): 51438240

約数和(自身を除く): 8697503

約数列:

[1, 13, 17, 41, 53, 89, 221, 533, 689, 697, 901, 1157, 1513, 2173, 3649, 4717, 9061, 11713, 19669, 28249, 36941, 47437, 61321, 62033, 80189, 193397, 480233, 806429, 1042457, 2514161, 3287749, 42740737]

約数ペア:

[(1, 42740737), (13, 3287749), (17, 2514161), (41, 1042457), (53, 806429), (89, 480233), (221, 193397), (533, 80189), (689, 62033), (697, 61321), (901, 47437), (1157, 36941), (1513, 28249), (2173, 19669), (3649, 11713), (4717, 9061)]