156639458

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{56467}}^1$

素因数の和:56561

約数の個数: 16

約数和(自身を含む): 250717920

約数和(自身を除く): 94078462

約数列:

[1, 2, 19, 38, 73, 146, 1387, 2774, 56467, 112934, 1072873, 2145746, 4122091, 8244182, 78319729, 156639458]

約数ペア:

[(1, 156639458), (2, 78319729), (19, 8244182), (38, 4122091), (73, 2145746), (146, 1072873), (1387, 112934), (2774, 56467)]