31830045

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{151}}^1$

素因数の和:242

約数の個数: 64

約数和(自身を含む): 58834944

約数和(自身を除く): 27004899

約数列:

[1, 3, 5, 13, 15, 23, 39, 47, 65, 69, 115, 141, 151, 195, 235, 299, 345, 453, 611, 705, 755, 897, 1081, 1495, 1833, 1963, 2265, 3055, 3243, 3473, 4485, 5405, 5889, 7097, 9165, 9815, 10419, 14053, 16215, 17365, 21291, 29445, 35485, 42159, 45149, 52095, 70265, 92261, 106455, 135447, 163231, 210795, 225745, 276783, 461305, 489693, 677235, 816155, 1383915, 2122003, 2448465, 6366009, 10610015, 31830045]

約数ペア:

[(1, 31830045), (3, 10610015), (5, 6366009), (13, 2448465), (15, 2122003), (23, 1383915), (39, 816155), (47, 677235), (65, 489693), (69, 461305), (115, 276783), (141, 225745), (151, 210795), (195, 163231), (235, 135447), (299, 106455), (345, 92261), (453, 70265), (611, 52095), (705, 45149), (755, 42159), (897, 35485), (1081, 29445), (1495, 21291), (1833, 17365), (1963, 16215), (2265, 14053), (3055, 10419), (3243, 9815), (3473, 9165), (4485, 7097), (5405, 5889)]