57026515

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{311}}^1$

素因数の和:380

約数の個数: 48

約数和(自身を含む): 87699456

約数和(自身を除く): 30672941

約数列:

[1, 5, 7, 13, 31, 35, 65, 91, 155, 169, 217, 311, 403, 455, 845, 1085, 1183, 1555, 2015, 2177, 2821, 4043, 5239, 5915, 9641, 10885, 14105, 20215, 26195, 28301, 36673, 48205, 52559, 67487, 125333, 141505, 183365, 262795, 337435, 367913, 626665, 877331, 1629329, 1839565, 4386655, 8146645, 11405303, 57026515]

約数ペア:

[(1, 57026515), (5, 11405303), (7, 8146645), (13, 4386655), (31, 1839565), (35, 1629329), (65, 877331), (91, 626665), (155, 367913), (169, 337435), (217, 262795), (311, 183365), (403, 141505), (455, 125333), (845, 67487), (1085, 52559), (1183, 48205), (1555, 36673), (2015, 28301), (2177, 26195), (2821, 20215), (4043, 14105), (5239, 10885), (5915, 9641)]