15663578139

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{79}}^1\times {\mathrm{97}}^1\times {\mathrm{1877}}^1$

素因数の和:2081

約数の個数: 72

約数和(自身を含む): 25456966080

約数和(自身を除く): 9793387941

約数列:

[1, 3, 9, 11, 33, 79, 97, 99, 121, 237, 291, 363, 711, 869, 873, 1067, 1089, 1877, 2607, 3201, 5631, 7663, 7821, 9559, 9603, 11737, 16893, 20647, 22989, 28677, 35211, 61941, 68967, 84293, 86031, 105633, 148283, 182069, 185823, 227117, 252879, 444849, 546207, 681351, 758637, 927223, 1334547, 1631113, 1638621, 2002759, 2044053, 2781669, 4893339, 6008277, 8345007, 14383451, 14680017, 17942243, 18024831, 22030349, 43150353, 53826729, 66091047, 129451059, 158217961, 161480187, 198273141, 474653883, 1423961649, 1740397571, 5221192713, 15663578139]

約数ペア:

[(1, 15663578139), (3, 5221192713), (9, 1740397571), (11, 1423961649), (33, 474653883), (79, 198273141), (97, 161480187), (99, 158217961), (121, 129451059), (237, 66091047), (291, 53826729), (363, 43150353), (711, 22030349), (869, 18024831), (873, 17942243), (1067, 14680017), (1089, 14383451), (1877, 8345007), (2607, 6008277), (3201, 4893339), (5631, 2781669), (7663, 2044053), (7821, 2002759), (9559, 1638621), (9603, 1631113), (11737, 1334547), (16893, 927223), (20647, 758637), (22989, 681351), (28677, 546207), (35211, 444849), (61941, 252879), (68967, 227117), (84293, 185823), (86031, 182069), (105633, 148283)]