240894645

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{3727}}^1$

素因数の和:3905

約数の個数: 32

約数和(自身を含む): 400834560

約数和(自身を除く): 159939915

約数列:

[1, 3, 5, 15, 31, 93, 139, 155, 417, 465, 695, 2085, 3727, 4309, 11181, 12927, 18635, 21545, 55905, 64635, 115537, 346611, 518053, 577685, 1554159, 1733055, 2590265, 7770795, 16059643, 48178929, 80298215, 240894645]

約数ペア:

[(1, 240894645), (3, 80298215), (5, 48178929), (15, 16059643), (31, 7770795), (93, 2590265), (139, 1733055), (155, 1554159), (417, 577685), (465, 518053), (695, 346611), (2085, 115537), (3727, 64635), (4309, 55905), (11181, 21545), (12927, 18635)]