16857165

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{631}}^1$

素因数の和:789

約数の個数: 32

約数和(自身を含む): 29304576

約数和(自身を除く): 12447411

約数列:

[1, 3, 5, 13, 15, 39, 65, 137, 195, 411, 631, 685, 1781, 1893, 2055, 3155, 5343, 8203, 8905, 9465, 24609, 26715, 41015, 86447, 123045, 259341, 432235, 1123811, 1296705, 3371433, 5619055, 16857165]

約数ペア:

[(1, 16857165), (3, 5619055), (5, 3371433), (13, 1296705), (15, 1123811), (39, 432235), (65, 259341), (137, 123045), (195, 86447), (411, 41015), (631, 26715), (685, 24609), (1781, 9465), (1893, 8905), (2055, 8203), (3155, 5343)]