138216390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{354401}}^1$

素因数の和:354424

約数の個数: 32

約数和(自身を含む): 357237216

約数和(自身を除く): 219020826

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 354401, 708802, 1063203, 1772005, 2126406, 3544010, 4607213, 5316015, 9214426, 10632030, 13821639, 23036065, 27643278, 46072130, 69108195, 138216390]

約数ペア:

[(1, 138216390), (2, 69108195), (3, 46072130), (5, 27643278), (6, 23036065), (10, 13821639), (13, 10632030), (15, 9214426), (26, 5316015), (30, 4607213), (39, 3544010), (65, 2126406), (78, 1772005), (130, 1063203), (195, 708802), (390, 354401)]