217269650

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{334261}}^1$

素因数の和:334286

約数の個数: 24

約数和(自身を含む): 435209124

約数和(自身を除く): 217939474

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 334261, 668522, 1671305, 3342610, 4345393, 8356525, 8690786, 16713050, 21726965, 43453930, 108634825, 217269650]

約数ペア:

[(1, 217269650), (2, 108634825), (5, 43453930), (10, 21726965), (13, 16713050), (25, 8690786), (26, 8356525), (50, 4345393), (65, 3342610), (130, 1671305), (325, 668522), (650, 334261)]