990802204

素因数分解:

$2^2\times 7^1\times {\mathrm{151}}^1\times {\mathrm{234343}}^1$

素因数の和:234505

約数の個数: 24

約数和(自身を含む): 1994736128

約数和(自身を除く): 1003933924

約数列:

[1, 2, 4, 7, 14, 28, 151, 302, 604, 1057, 2114, 4228, 234343, 468686, 937372, 1640401, 3280802, 6561604, 35385793, 70771586, 141543172, 247700551, 495401102, 990802204]

約数ペア:

[(1, 990802204), (2, 495401102), (4, 247700551), (7, 141543172), (14, 70771586), (28, 35385793), (151, 6561604), (302, 3280802), (604, 1640401), (1057, 937372), (2114, 468686), (4228, 234343)]