211540550

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{325447}}^1$

素因数の和:325472

約数の個数: 24

約数和(自身を含む): 423733296

約数和(自身を除く): 212192746

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 325447, 650894, 1627235, 3254470, 4230811, 8136175, 8461622, 16272350, 21154055, 42308110, 105770275, 211540550]

約数ペア:

[(1, 211540550), (2, 105770275), (5, 42308110), (10, 21154055), (13, 16272350), (25, 8461622), (26, 8136175), (50, 4230811), (65, 3254470), (130, 1627235), (325, 650894), (650, 325447)]