64416667

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1$

素因数の和:259

約数の個数: 32

約数和(自身を含む): 79847424

約数和(自身を除く): 15430757

約数列:

[1, 7, 31, 37, 71, 113, 217, 259, 497, 791, 1147, 2201, 2627, 3503, 4181, 8023, 8029, 15407, 18389, 24521, 29267, 56161, 81437, 129611, 248713, 296851, 570059, 907277, 1740991, 2077957, 9202381, 64416667]

約数ペア:

[(1, 64416667), (7, 9202381), (31, 2077957), (37, 1740991), (71, 907277), (113, 570059), (217, 296851), (259, 248713), (497, 129611), (791, 81437), (1147, 56161), (2201, 29267), (2627, 24521), (3503, 18389), (4181, 15407), (8023, 8029)]