309897708

素因数分解:

$2^2\times 3^1\times {\mathrm{643}}^1\times {\mathrm{40163}}^1$

素因数の和:40813

約数の個数: 24

約数和(自身を含む): 724237248

約数和(自身を除く): 414339540

約数列:

[1, 2, 3, 4, 6, 12, 643, 1286, 1929, 2572, 3858, 7716, 40163, 80326, 120489, 160652, 240978, 481956, 25824809, 51649618, 77474427, 103299236, 154948854, 309897708]

約数ペア:

[(1, 309897708), (2, 154948854), (3, 103299236), (4, 77474427), (6, 51649618), (12, 25824809), (643, 481956), (1286, 240978), (1929, 160652), (2572, 120489), (3858, 80326), (7716, 40163)]