253123268

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{47119}}^1$

素因数の和:47219

約数の個数: 24

約数和(自身を含む): 474969600

約数和(自身を除く): 221846332

約数列:

[1, 2, 4, 17, 34, 68, 79, 158, 316, 1343, 2686, 5372, 47119, 94238, 188476, 801023, 1602046, 3204092, 3722401, 7444802, 14889604, 63280817, 126561634, 253123268]

約数ペア:

[(1, 253123268), (2, 126561634), (4, 63280817), (17, 14889604), (34, 7444802), (68, 3722401), (79, 3204092), (158, 1602046), (316, 801023), (1343, 188476), (2686, 94238), (5372, 47119)]