13918515

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{521}}^1$

素因数の和:679

約数の個数: 32

約数和(自身を含む): 24204096

約数和(自身を除く): 10285581

約数列:

[1, 3, 5, 13, 15, 39, 65, 137, 195, 411, 521, 685, 1563, 1781, 2055, 2605, 5343, 6773, 7815, 8905, 20319, 26715, 33865, 71377, 101595, 214131, 356885, 927901, 1070655, 2783703, 4639505, 13918515]

約数ペア:

[(1, 13918515), (3, 4639505), (5, 2783703), (13, 1070655), (15, 927901), (39, 356885), (65, 214131), (137, 101595), (195, 71377), (411, 33865), (521, 26715), (685, 20319), (1563, 8905), (1781, 7815), (2055, 6773), (2605, 5343)]