318406466

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{163621}}^1$

素因数の和:163769

約数の個数: 16

約数和(自身を含む): 549769920

約数和(自身を除く): 231363454

約数列:

[1, 2, 7, 14, 139, 278, 973, 1946, 163621, 327242, 1145347, 2290694, 22743319, 45486638, 159203233, 318406466]

約数ペア:

[(1, 318406466), (2, 159203233), (7, 45486638), (14, 22743319), (139, 2290694), (278, 1145347), (973, 327242), (1946, 163621)]