221821312643

素因数分解:

$7^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1\times {\mathrm{1531}}^1\times {\mathrm{2063}}^1$

素因数の和:3807

約数の個数: 32

約数和(自身を含む): 259034972160

約数和(自身を除く): 37213659517

約数列:

[1, 7, 79, 127, 553, 889, 1531, 2063, 10033, 10717, 14441, 70231, 120949, 162977, 194437, 262001, 846643, 1140839, 1361059, 1834007, 3158453, 15360523, 20698079, 22109171, 107523661, 144886553, 249517787, 401123531, 1746624509, 2807864717, 31688758949, 221821312643]

約数ペア:

[(1, 221821312643), (7, 31688758949), (79, 2807864717), (127, 1746624509), (553, 401123531), (889, 249517787), (1531, 144886553), (2063, 107523661), (10033, 22109171), (10717, 20698079), (14441, 15360523), (70231, 3158453), (120949, 1834007), (162977, 1361059), (194437, 1140839), (262001, 846643)]