408028868

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{227}}^1\times {\mathrm{2659}}^1$

素因数の和:2916

約数の個数: 36

約数和(自身を含む): 776900880

約数和(自身を除く): 368872012

約数列:

[1, 2, 4, 13, 26, 52, 169, 227, 338, 454, 676, 908, 2659, 2951, 5318, 5902, 10636, 11804, 34567, 38363, 69134, 76726, 138268, 153452, 449371, 603593, 898742, 1207186, 1797484, 2414372, 7846709, 15693418, 31386836, 102007217, 204014434, 408028868]

約数ペア:

[(1, 408028868), (2, 204014434), (4, 102007217), (13, 31386836), (26, 15693418), (52, 7846709), (169, 2414372), (227, 1797484), (338, 1207186), (454, 898742), (676, 603593), (908, 449371), (2659, 153452), (2951, 138268), (5318, 76726), (5902, 69134), (10636, 38363), (11804, 34567)]