205874162

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{3499}}^1$

素因数の和:3618

約数の個数: 32

約数和(自身を含む): 348096000

約数和(自身を除く): 142221838

約数列:

[1, 2, 13, 26, 31, 62, 73, 146, 403, 806, 949, 1898, 2263, 3499, 4526, 6998, 29419, 45487, 58838, 90974, 108469, 216938, 255427, 510854, 1410097, 2820194, 3320551, 6641102, 7918237, 15836474, 102937081, 205874162]

約数ペア:

[(1, 205874162), (2, 102937081), (13, 15836474), (26, 7918237), (31, 6641102), (62, 3320551), (73, 2820194), (146, 1410097), (403, 510854), (806, 255427), (949, 216938), (1898, 108469), (2263, 90974), (3499, 58838), (4526, 45487), (6998, 29419)]