27920685

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{1093}}^1$

素因数の和:1245

約数の個数: 32

約数和(自身を含む): 48521088

約数和(自身を除く): 20600403

約数列:

[1, 3, 5, 13, 15, 39, 65, 131, 195, 393, 655, 1093, 1703, 1965, 3279, 5109, 5465, 8515, 14209, 16395, 25545, 42627, 71045, 143183, 213135, 429549, 715915, 1861379, 2147745, 5584137, 9306895, 27920685]

約数ペア:

[(1, 27920685), (3, 9306895), (5, 5584137), (13, 2147745), (15, 1861379), (39, 715915), (65, 429549), (131, 213135), (195, 143183), (393, 71045), (655, 42627), (1093, 25545), (1703, 16395), (1965, 14209), (3279, 8515), (5109, 5465)]