7121775

素因数分解:

$3^1\times 5^2\times {\mathrm{269}}^1\times {\mathrm{353}}^1$

素因数の和:635

約数の個数: 24

約数和(自身を含む): 11851920

約数和(自身を除く): 4730145

約数列:

[1, 3, 5, 15, 25, 75, 269, 353, 807, 1059, 1345, 1765, 4035, 5295, 6725, 8825, 20175, 26475, 94957, 284871, 474785, 1424355, 2373925, 7121775]

約数ペア:

[(1, 7121775), (3, 2373925), (5, 1424355), (15, 474785), (25, 284871), (75, 94957), (269, 26475), (353, 20175), (807, 8825), (1059, 6725), (1345, 5295), (1765, 4035)]