221430275

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{42379}}^1$

素因数の和:42419

約数の個数: 24

約数和(自身を含む): 315307200

約数和(自身を除く): 93876925

約数列:

[1, 5, 11, 19, 25, 55, 95, 209, 275, 475, 1045, 5225, 42379, 211895, 466169, 805201, 1059475, 2330845, 4026005, 8857211, 11654225, 20130025, 44286055, 221430275]

約数ペア:

[(1, 221430275), (5, 44286055), (11, 20130025), (19, 11654225), (25, 8857211), (55, 4026005), (95, 2330845), (209, 1059475), (275, 805201), (475, 466169), (1045, 211895), (5225, 42379)]