210961305

素因数分解:

$3^2\times 5^1\times {\mathrm{271}}^1\times {\mathrm{17299}}^1$

素因数の和:17581

約数の個数: 24

約数和(自身を含む): 367036800

約数和(自身を除く): 156075495

約数列:

[1, 3, 5, 9, 15, 45, 271, 813, 1355, 2439, 4065, 12195, 17299, 51897, 86495, 155691, 259485, 778455, 4688029, 14064087, 23440145, 42192261, 70320435, 210961305]

約数ペア:

[(1, 210961305), (3, 70320435), (5, 42192261), (9, 23440145), (15, 14064087), (45, 4688029), (271, 778455), (813, 259485), (1355, 155691), (2439, 86495), (4065, 51897), (12195, 17299)]