67165215

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{20261}}^1$

素因数の和:20299

約数の個数: 32

約数和(自身を含む): 122544576

約数和(自身を除く): 55379361

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 195, 221, 255, 663, 1105, 3315, 20261, 60783, 101305, 263393, 303915, 344437, 790179, 1033311, 1316965, 1722185, 3950895, 4477681, 5166555, 13433043, 22388405, 67165215]

約数ペア:

[(1, 67165215), (3, 22388405), (5, 13433043), (13, 5166555), (15, 4477681), (17, 3950895), (39, 1722185), (51, 1316965), (65, 1033311), (85, 790179), (195, 344437), (221, 303915), (255, 263393), (663, 101305), (1105, 60783), (3315, 20261)]