2912115221561

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{823}}^1\times {\mathrm{17747}}^1$

素因数の和:18910

約数の個数: 48

約数和(自身を含む): 3664453129344

約数和(自身を除く): 752337907783

約数列:

[1, 7, 13, 49, 91, 313, 637, 823, 2191, 4069, 5761, 10699, 15337, 17747, 28483, 40327, 74893, 124229, 199381, 230711, 257599, 524251, 869603, 1614977, 1803193, 3348787, 5554811, 11304839, 12622351, 14605781, 23441509, 38883677, 72212543, 102240467, 164090563, 189875153, 272185739, 505487801, 715683269, 1329126071, 3538414607, 4571609453, 9303882497, 32001266171, 59430922889, 224008863197, 416016460223, 2912115221561]

約数ペア:

[(1, 2912115221561), (7, 416016460223), (13, 224008863197), (49, 59430922889), (91, 32001266171), (313, 9303882497), (637, 4571609453), (823, 3538414607), (2191, 1329126071), (4069, 715683269), (5761, 505487801), (10699, 272185739), (15337, 189875153), (17747, 164090563), (28483, 102240467), (40327, 72212543), (74893, 38883677), (124229, 23441509), (199381, 14605781), (230711, 12622351), (257599, 11304839), (524251, 5554811), (869603, 3348787), (1614977, 1803193)]