15571139545

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2039}}^1\times {\mathrm{6911}}^1$

素因数の和:8985

約数の個数: 32

約数和(自身を含む): 21319925760

約数和(自身を除く): 5748786215

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 2039, 6911, 10195, 26507, 34555, 34663, 89843, 117487, 132535, 173315, 449215, 450619, 587435, 1527331, 2253095, 7636655, 14091529, 70457645, 183189877, 239555993, 915949385, 1197779965, 3114227909, 15571139545]

約数ペア:

[(1, 15571139545), (5, 3114227909), (13, 1197779965), (17, 915949385), (65, 239555993), (85, 183189877), (221, 70457645), (1105, 14091529), (2039, 7636655), (6911, 2253095), (10195, 1527331), (26507, 587435), (34555, 450619), (34663, 449215), (89843, 173315), (117487, 132535)]