645626014

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{397}}^1\times {\mathrm{2549}}^1$

素因数の和:2988

約数の個数: 32

約数和(自身を含む): 1096092000

約数和(自身を除く): 450465986

約数列:

[1, 2, 11, 22, 29, 58, 319, 397, 638, 794, 2549, 4367, 5098, 8734, 11513, 23026, 28039, 56078, 73921, 126643, 147842, 253286, 813131, 1011953, 1626262, 2023906, 11131483, 22262966, 29346637, 58693274, 322813007, 645626014]

約数ペア:

[(1, 645626014), (2, 322813007), (11, 58693274), (22, 29346637), (29, 22262966), (58, 11131483), (319, 2023906), (397, 1626262), (638, 1011953), (794, 813131), (2549, 253286), (4367, 147842), (5098, 126643), (8734, 73921), (11513, 56078), (23026, 28039)]