128418615

素因数分解:

$3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{24391}}^1$

素因数の和:24421

約数の個数: 40

約数和(自身を含む): 247920288

約数和(自身を除く): 119501673

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 81, 117, 135, 195, 351, 405, 585, 1053, 1755, 5265, 24391, 73173, 121955, 219519, 317083, 365865, 658557, 951249, 1097595, 1585415, 1975671, 2853747, 3292785, 4756245, 8561241, 9878355, 14268735, 25683723, 42806205, 128418615]

約数ペア:

[(1, 128418615), (3, 42806205), (5, 25683723), (9, 14268735), (13, 9878355), (15, 8561241), (27, 4756245), (39, 3292785), (45, 2853747), (65, 1975671), (81, 1585415), (117, 1097595), (135, 951249), (195, 658557), (351, 365865), (405, 317083), (585, 219519), (1053, 121955), (1755, 73173), (5265, 24391)]