309888917

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{179}}^1$

素因数の和:417

約数の個数: 32

約数和(自身を含む): 363686400

約数和(自身を除く): 53797483

約数列:

[1, 13, 19, 43, 163, 179, 247, 559, 817, 2119, 2327, 3097, 3401, 7009, 7697, 10621, 29177, 40261, 44213, 91117, 100061, 133171, 146243, 379301, 554363, 1254611, 1731223, 1901159, 7206719, 16309943, 23837609, 309888917]

約数ペア:

[(1, 309888917), (13, 23837609), (19, 16309943), (43, 7206719), (163, 1901159), (179, 1731223), (247, 1254611), (559, 554363), (817, 379301), (2119, 146243), (2327, 133171), (3097, 100061), (3401, 91117), (7009, 44213), (7697, 40261), (10621, 29177)]