161002257

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{12781}}^1$

素因数の和:12833

約数の個数: 32

約数和(自身を含む): 257685120

約数和(自身を除く): 96682863

約数列:

[1, 3, 13, 17, 19, 39, 51, 57, 221, 247, 323, 663, 741, 969, 4199, 12597, 12781, 38343, 166153, 217277, 242839, 498459, 651831, 728517, 2824601, 3156907, 4128263, 8473803, 9470721, 12384789, 53667419, 161002257]

約数ペア:

[(1, 161002257), (3, 53667419), (13, 12384789), (17, 9470721), (19, 8473803), (39, 4128263), (51, 3156907), (57, 2824601), (221, 728517), (247, 651831), (323, 498459), (663, 242839), (741, 217277), (969, 166153), (4199, 38343), (12597, 12781)]