989968356

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{2115317}}^1$

素因数の和:2115340

約数の個数: 36

約数和(自身を含む): 2694915132

約数和(自身を除く): 1704946776

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 2115317, 4230634, 6345951, 8461268, 12691902, 19037853, 25383804, 27499121, 38075706, 54998242, 76151412, 82497363, 109996484, 164994726, 247492089, 329989452, 494984178, 989968356]

約数ペア:

[(1, 989968356), (2, 494984178), (3, 329989452), (4, 247492089), (6, 164994726), (9, 109996484), (12, 82497363), (13, 76151412), (18, 54998242), (26, 38075706), (36, 27499121), (39, 25383804), (52, 19037853), (78, 12691902), (117, 8461268), (156, 6345951), (234, 4230634), (468, 2115317)]