460637121

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{401}}^1\times {\mathrm{2879}}^1$

素因数の和:3309

約数の個数: 32

約数和(自身を含む): 740966400

約数和(自身を除く): 280329279

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 401, 1203, 2807, 2879, 7619, 8421, 8637, 20153, 22857, 53333, 54701, 60459, 159999, 164103, 382907, 1148721, 1154479, 3463437, 8081353, 21935101, 24244059, 65805303, 153545707, 460637121]

約数ペア:

[(1, 460637121), (3, 153545707), (7, 65805303), (19, 24244059), (21, 21935101), (57, 8081353), (133, 3463437), (399, 1154479), (401, 1148721), (1203, 382907), (2807, 164103), (2879, 159999), (7619, 60459), (8421, 54701), (8637, 53333), (20153, 22857)]