69216615

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{661}}^1$

素因数の和:864

約数の個数: 48

約数和(自身を含む): 130122720

約数和(自身を除く): 60906105

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 179, 195, 537, 585, 661, 895, 1611, 1983, 2327, 2685, 3305, 5949, 6981, 8055, 8593, 9915, 11635, 20943, 25779, 29745, 34905, 42965, 77337, 104715, 118319, 128895, 354957, 386685, 591595, 1064871, 1538147, 1774785, 4614441, 5324355, 7690735, 13843323, 23072205, 69216615]

約数ペア:

[(1, 69216615), (3, 23072205), (5, 13843323), (9, 7690735), (13, 5324355), (15, 4614441), (39, 1774785), (45, 1538147), (65, 1064871), (117, 591595), (179, 386685), (195, 354957), (537, 128895), (585, 118319), (661, 104715), (895, 77337), (1611, 42965), (1983, 34905), (2327, 29745), (2685, 25779), (3305, 20943), (5949, 11635), (6981, 9915), (8055, 8593)]