173213540

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{163409}}^1$

素因数の和:163471

約数の個数: 24

約数和(自身を含む): 370613880

約数和(自身を除く): 197400340

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 163409, 326818, 653636, 817045, 1634090, 3268180, 8660677, 17321354, 34642708, 43303385, 86606770, 173213540]

約数ペア:

[(1, 173213540), (2, 86606770), (4, 43303385), (5, 34642708), (10, 17321354), (20, 8660677), (53, 3268180), (106, 1634090), (212, 817045), (265, 653636), (530, 326818), (1060, 163409)]