918192674

素因数分解:

$2^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{1999}}^1$

素因数の和:2167

約数の個数: 48

約数和(自身を含む): 1655280000

約数和(自身を除く): 737087326

約数列:

[1, 2, 7, 14, 43, 49, 86, 98, 109, 218, 301, 602, 763, 1526, 1999, 2107, 3998, 4214, 4687, 5341, 9374, 10682, 13993, 27986, 32809, 65618, 85957, 97951, 171914, 195902, 217891, 229663, 435782, 459326, 601699, 1203398, 1525237, 3050474, 4211893, 8423786, 9369313, 10676659, 18738626, 21353318, 65585191, 131170382, 459096337, 918192674]

約数ペア:

[(1, 918192674), (2, 459096337), (7, 131170382), (14, 65585191), (43, 21353318), (49, 18738626), (86, 10676659), (98, 9369313), (109, 8423786), (218, 4211893), (301, 3050474), (602, 1525237), (763, 1203398), (1526, 601699), (1999, 459326), (2107, 435782), (3998, 229663), (4214, 217891), (4687, 195902), (5341, 171914), (9374, 97951), (10682, 85957), (13993, 65618), (27986, 32809)]