66064815

素因数分解:

$3^4\times 5^1\times {\mathrm{157}}^1\times {\mathrm{1039}}^1$

素因数の和:1213

約数の個数: 40

約数和(自身を含む): 119296320

約数和(自身を除く): 53231505

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 157, 405, 471, 785, 1039, 1413, 2355, 3117, 4239, 5195, 7065, 9351, 12717, 15585, 21195, 28053, 46755, 63585, 84159, 140265, 163123, 420795, 489369, 815615, 1468107, 2446845, 4404321, 7340535, 13212963, 22021605, 66064815]

約数ペア:

[(1, 66064815), (3, 22021605), (5, 13212963), (9, 7340535), (15, 4404321), (27, 2446845), (45, 1468107), (81, 815615), (135, 489369), (157, 420795), (405, 163123), (471, 140265), (785, 84159), (1039, 63585), (1413, 46755), (2355, 28053), (3117, 21195), (4239, 15585), (5195, 12717), (7065, 9351)]