331369870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{11131}}^1$

素因数の和:11380

約数の個数: 32

約数和(自身を含む): 645210720

約数和(自身を除く): 313840850

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 229, 458, 1145, 2290, 2977, 5954, 11131, 14885, 22262, 29770, 55655, 111310, 144703, 289406, 723515, 1447030, 2548999, 5097998, 12744995, 25489990, 33136987, 66273974, 165684935, 331369870]

約数ペア:

[(1, 331369870), (2, 165684935), (5, 66273974), (10, 33136987), (13, 25489990), (26, 12744995), (65, 5097998), (130, 2548999), (229, 1447030), (458, 723515), (1145, 289406), (2290, 144703), (2977, 111310), (5954, 55655), (11131, 29770), (14885, 22262)]