51615135

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{617}}^1$

素因数の和:665

約数の個数: 72

約数和(自身を含む): 105855984

約数和(自身を除く): 54240849

約数列:

[1, 3, 5, 9, 11, 13, 15, 33, 39, 45, 55, 65, 99, 117, 143, 165, 169, 195, 429, 495, 507, 585, 617, 715, 845, 1287, 1521, 1851, 1859, 2145, 2535, 3085, 5553, 5577, 6435, 6787, 7605, 8021, 9255, 9295, 16731, 20361, 24063, 27765, 27885, 33935, 40105, 61083, 72189, 83655, 88231, 101805, 104273, 120315, 264693, 305415, 312819, 360945, 441155, 521365, 794079, 938457, 1147003, 1323465, 1564095, 3441009, 3970395, 4692285, 5735015, 10323027, 17205045, 51615135]

約数ペア:

[(1, 51615135), (3, 17205045), (5, 10323027), (9, 5735015), (11, 4692285), (13, 3970395), (15, 3441009), (33, 1564095), (39, 1323465), (45, 1147003), (55, 938457), (65, 794079), (99, 521365), (117, 441155), (143, 360945), (165, 312819), (169, 305415), (195, 264693), (429, 120315), (495, 104273), (507, 101805), (585, 88231), (617, 83655), (715, 72189), (845, 61083), (1287, 40105), (1521, 33935), (1851, 27885), (1859, 27765), (2145, 24063), (2535, 20361), (3085, 16731), (5553, 9295), (5577, 9255), (6435, 8021), (6787, 7605)]