668012686

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{773}}^1\times {\mathrm{3571}}^1$

素因数の和:4368

約数の個数: 24

約数和(自身を含む): 1103126472

約数和(自身を除く): 435113786

約数列:

[1, 2, 11, 22, 121, 242, 773, 1546, 3571, 7142, 8503, 17006, 39281, 78562, 93533, 187066, 432091, 864182, 2760383, 5520766, 30364213, 60728426, 334006343, 668012686]

約数ペア:

[(1, 668012686), (2, 334006343), (11, 60728426), (22, 30364213), (121, 5520766), (242, 2760383), (773, 864182), (1546, 432091), (3571, 187066), (7142, 93533), (8503, 78562), (17006, 39281)]