15771978

素因数分解:

$2^1\times 3^2\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{181}}^1$

素因数の和:339

約数の個数: 48

約数和(自身を含む): 35433216

約数和(自身を除く): 19661238

約数列:

[1, 2, 3, 6, 9, 18, 47, 94, 103, 141, 181, 206, 282, 309, 362, 423, 543, 618, 846, 927, 1086, 1629, 1854, 3258, 4841, 8507, 9682, 14523, 17014, 18643, 25521, 29046, 37286, 43569, 51042, 55929, 76563, 87138, 111858, 153126, 167787, 335574, 876221, 1752442, 2628663, 5257326, 7885989, 15771978]

約数ペア:

[(1, 15771978), (2, 7885989), (3, 5257326), (6, 2628663), (9, 1752442), (18, 876221), (47, 335574), (94, 167787), (103, 153126), (141, 111858), (181, 87138), (206, 76563), (282, 55929), (309, 51042), (362, 43569), (423, 37286), (543, 29046), (618, 25521), (846, 18643), (927, 17014), (1086, 14523), (1629, 9682), (1854, 8507), (3258, 4841)]