262550409

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{2129}}^1$

素因数の和:2281

約数の個数: 32

約数和(自身を含む): 396282240

約数和(自身を除く): 133731831

約数列:

[1, 3, 11, 33, 37, 101, 111, 303, 407, 1111, 1221, 2129, 3333, 3737, 6387, 11211, 23419, 41107, 70257, 78773, 123321, 215029, 236319, 645087, 866503, 2365319, 2599509, 7095957, 7956073, 23868219, 87516803, 262550409]

約数ペア:

[(1, 262550409), (3, 87516803), (11, 23868219), (33, 7956073), (37, 7095957), (101, 2599509), (111, 2365319), (303, 866503), (407, 645087), (1111, 236319), (1221, 215029), (2129, 123321), (3333, 78773), (3737, 70257), (6387, 41107), (11211, 23419)]