31445036

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{2131}}^1$

素因数の和:2190

約数の個数: 48

約数和(自身を含む): 68769792

約数和(自身を除く): 37324756

約数列:

[1, 2, 4, 7, 14, 17, 28, 31, 34, 62, 68, 119, 124, 217, 238, 434, 476, 527, 868, 1054, 2108, 2131, 3689, 4262, 7378, 8524, 14756, 14917, 29834, 36227, 59668, 66061, 72454, 132122, 144908, 253589, 264244, 462427, 507178, 924854, 1014356, 1123037, 1849708, 2246074, 4492148, 7861259, 15722518, 31445036]

約数ペア:

[(1, 31445036), (2, 15722518), (4, 7861259), (7, 4492148), (14, 2246074), (17, 1849708), (28, 1123037), (31, 1014356), (34, 924854), (62, 507178), (68, 462427), (119, 264244), (124, 253589), (217, 144908), (238, 132122), (434, 72454), (476, 66061), (527, 59668), (868, 36227), (1054, 29834), (2108, 14917), (2131, 14756), (3689, 8524), (4262, 7378)]