1551139499

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{16927}}^1$

素因数の和:17019

約数の個数: 32

約数和(自身を含む): 2047610880

約数和(自身を除く): 496471381

約数列:

[1, 7, 13, 19, 53, 91, 133, 247, 371, 689, 1007, 1729, 4823, 7049, 13091, 16927, 91637, 118489, 220051, 321613, 897131, 1540357, 2251291, 4180969, 6279917, 11662703, 17045489, 29266783, 81638921, 119318423, 221591357, 1551139499]

約数ペア:

[(1, 1551139499), (7, 221591357), (13, 119318423), (19, 81638921), (53, 29266783), (91, 17045489), (133, 11662703), (247, 6279917), (371, 4180969), (689, 2251291), (1007, 1540357), (1729, 897131), (4823, 321613), (7049, 220051), (13091, 118489), (16927, 91637)]