149745878

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{311}}^1\times {\mathrm{12671}}^1$

素因数の和:13003

約数の個数: 16

約数和(自身を含む): 237219840

約数和(自身を除く): 87473962

約数列:

[1, 2, 19, 38, 311, 622, 5909, 11818, 12671, 25342, 240749, 481498, 3940681, 7881362, 74872939, 149745878]

約数ペア:

[(1, 149745878), (2, 74872939), (19, 7881362), (38, 3940681), (311, 481498), (622, 240749), (5909, 25342), (11818, 12671)]