389905145

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{384143}}^1$

素因数の和:384184

約数の個数: 16

約数和(自身を含む): 553167360

約数和(自身を除く): 163262215

約数列:

[1, 5, 7, 29, 35, 145, 203, 1015, 384143, 1920715, 2689001, 11140147, 13445005, 55700735, 77981029, 389905145]

約数ペア:

[(1, 389905145), (5, 77981029), (7, 55700735), (29, 13445005), (35, 11140147), (145, 2689001), (203, 1920715), (1015, 384143)]