15557992

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{823}}^1$

素因数の和:985

約数の個数: 32

約数和(自身を含む): 31147200

約数和(自身を除く): 15589208

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 139, 278, 556, 823, 1112, 1646, 2363, 3292, 4726, 6584, 9452, 13991, 18904, 27982, 55964, 111928, 114397, 228794, 457588, 915176, 1944749, 3889498, 7778996, 15557992]

約数ペア:

[(1, 15557992), (2, 7778996), (4, 3889498), (8, 1944749), (17, 915176), (34, 457588), (68, 228794), (136, 114397), (139, 111928), (278, 55964), (556, 27982), (823, 18904), (1112, 13991), (1646, 9452), (2363, 6584), (3292, 4726)]