2779738

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{331}}^1$

素因数の和:382

約数の個数: 32

約数和(自身を含む): 5019840

約数和(自身を除く): 2240102

約数列:

[1, 2, 13, 17, 19, 26, 34, 38, 221, 247, 323, 331, 442, 494, 646, 662, 4199, 4303, 5627, 6289, 8398, 8606, 11254, 12578, 73151, 81757, 106913, 146302, 163514, 213826, 1389869, 2779738]

約数ペア:

[(1, 2779738), (2, 1389869), (13, 213826), (17, 163514), (19, 146302), (26, 106913), (34, 81757), (38, 73151), (221, 12578), (247, 11254), (323, 8606), (331, 8398), (442, 6289), (494, 5627), (646, 4303), (662, 4199)]