160989927

素因数分解:

$3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{263}}^1\times {\mathrm{283}}^1$

素因数の和:659

約数の個数: 32

約数和(自身を含む): 249520128

約数和(自身を除く): 88530201

約数列:

[1, 3, 7, 21, 103, 263, 283, 309, 721, 789, 849, 1841, 1981, 2163, 5523, 5943, 27089, 29149, 74429, 81267, 87447, 189623, 204043, 223287, 521003, 568869, 612129, 1563009, 7666187, 22998561, 53663309, 160989927]

約数ペア:

[(1, 160989927), (3, 53663309), (7, 22998561), (21, 7666187), (103, 1563009), (263, 612129), (283, 568869), (309, 521003), (721, 223287), (789, 204043), (849, 189623), (1841, 87447), (1981, 81267), (2163, 74429), (5523, 29149), (5943, 27089)]