121574990

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{479}}^1\times {\mathrm{1493}}^1$

素因数の和:1996

約数の個数: 32

約数和(自身を含む): 232346880

約数和(自身を除く): 110771890

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 479, 958, 1493, 2395, 2986, 4790, 7465, 8143, 14930, 16286, 25381, 40715, 50762, 81430, 126905, 253810, 715147, 1430294, 3575735, 7151470, 12157499, 24314998, 60787495, 121574990]

約数ペア:

[(1, 121574990), (2, 60787495), (5, 24314998), (10, 12157499), (17, 7151470), (34, 3575735), (85, 1430294), (170, 715147), (479, 253810), (958, 126905), (1493, 81430), (2395, 50762), (2986, 40715), (4790, 25381), (7465, 16286), (8143, 14930)]