309860313

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{199}}^1\times {\mathrm{1399}}^1$

素因数の和:1661

約数の個数: 32

約数和(自身を含む): 483840000

約数和(自身を除く): 173979687

約数列:

[1, 3, 7, 21, 53, 159, 199, 371, 597, 1113, 1393, 1399, 4179, 4197, 9793, 10547, 29379, 31641, 73829, 74147, 221487, 222441, 278401, 519029, 835203, 1557087, 1948807, 5846421, 14755253, 44265759, 103286771, 309860313]

約数ペア:

[(1, 309860313), (3, 103286771), (7, 44265759), (21, 14755253), (53, 5846421), (159, 1948807), (199, 1557087), (371, 835203), (597, 519029), (1113, 278401), (1393, 222441), (1399, 221487), (4179, 74147), (4197, 73829), (9793, 31641), (10547, 29379)]