1947848014945

素因数分解:

$5^1\times 7^2\times {\mathrm{443}}^1\times {\mathrm{827}}^1\times {\mathrm{21701}}^1$

素因数の和:22990

約数の個数: 48

約数和(自身を含む): 2728595585088

約数和(自身を除く): 780747570143

約数列:

[1, 5, 7, 35, 49, 245, 443, 827, 2215, 3101, 4135, 5789, 15505, 21701, 21707, 28945, 40523, 108505, 108535, 151907, 202615, 366361, 759535, 1063349, 1831805, 2564527, 5316745, 9613543, 12822635, 17946727, 17951689, 48067715, 67294801, 89733635, 89758445, 125627089, 336474005, 471063607, 628135445, 879389623, 2355318035, 4396948115, 7950400061, 39752000305, 55652800427, 278264002135, 389569602989, 1947848014945]

約数ペア:

[(1, 1947848014945), (5, 389569602989), (7, 278264002135), (35, 55652800427), (49, 39752000305), (245, 7950400061), (443, 4396948115), (827, 2355318035), (2215, 879389623), (3101, 628135445), (4135, 471063607), (5789, 336474005), (15505, 125627089), (21701, 89758445), (21707, 89733635), (28945, 67294801), (40523, 48067715), (108505, 17951689), (108535, 17946727), (151907, 12822635), (202615, 9613543), (366361, 5316745), (759535, 2564527), (1063349, 1831805)]