20170531719

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{4009249}}^1$

素因数の和:4009311

約数の個数: 24

約数和(自身を含む): 32106074000

約数和(自身を除く): 11935542281

約数列:

[1, 3, 9, 13, 39, 43, 117, 129, 387, 559, 1677, 5031, 4009249, 12027747, 36083241, 52120237, 156360711, 172397707, 469082133, 517193121, 1551579363, 2241170191, 6723510573, 20170531719]

約数ペア:

[(1, 20170531719), (3, 6723510573), (9, 2241170191), (13, 1551579363), (39, 517193121), (43, 469082133), (117, 172397707), (129, 156360711), (387, 52120237), (559, 36083241), (1677, 12027747), (5031, 4009249)]