216749390

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{151573}}^1$

素因数の和:151604

約数の個数: 32

約数和(自身を含む): 458359776

約数和(自身を除く): 241610386

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 151573, 303146, 757865, 1515730, 1667303, 1970449, 3334606, 3940898, 8336515, 9852245, 16673030, 19704490, 21674939, 43349878, 108374695, 216749390]

約数ペア:

[(1, 216749390), (2, 108374695), (5, 43349878), (10, 21674939), (11, 19704490), (13, 16673030), (22, 9852245), (26, 8336515), (55, 3940898), (65, 3334606), (110, 1970449), (130, 1667303), (143, 1515730), (286, 757865), (715, 303146), (1430, 151573)]