551430438

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{691}}^1\times {\mathrm{787}}^1$

素因数の和:1509

約数の個数: 48

約数和(自身を含む): 1197470016

約数和(自身を除く): 646039578

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 169, 338, 507, 691, 787, 1014, 1382, 1574, 2073, 2361, 4146, 4722, 8983, 10231, 17966, 20462, 26949, 30693, 53898, 61386, 116779, 133003, 233558, 266006, 350337, 399009, 543817, 700674, 798018, 1087634, 1631451, 3262902, 7069621, 14139242, 21208863, 42417726, 91905073, 183810146, 275715219, 551430438]

約数ペア:

[(1, 551430438), (2, 275715219), (3, 183810146), (6, 91905073), (13, 42417726), (26, 21208863), (39, 14139242), (78, 7069621), (169, 3262902), (338, 1631451), (507, 1087634), (691, 798018), (787, 700674), (1014, 543817), (1382, 399009), (1574, 350337), (2073, 266006), (2361, 233558), (4146, 133003), (4722, 116779), (8983, 61386), (10231, 53898), (17966, 30693), (20462, 26949)]