161457562

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{389}}^1\times {\mathrm{1289}}^1$

素因数の和:1710

約数の個数: 32

約数和(自身を含む): 289785600

約数和(自身を除く): 128328038

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 389, 778, 1289, 2578, 2723, 5446, 8947, 9023, 17894, 18046, 29647, 59294, 62629, 125258, 207529, 415058, 501421, 1002842, 3509947, 7019894, 11532683, 23065366, 80728781, 161457562]

約数ペア:

[(1, 161457562), (2, 80728781), (7, 23065366), (14, 11532683), (23, 7019894), (46, 3509947), (161, 1002842), (322, 501421), (389, 415058), (778, 207529), (1289, 125258), (2578, 62629), (2723, 59294), (5446, 29647), (8947, 18046), (9023, 17894)]