68854779

素因数分解:

$3^6\times 7^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1$

素因数の和:259

約数の個数: 56

約数和(自身を含む): 120037632

約数和(自身を除く): 51182853

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 103, 131, 189, 243, 309, 393, 567, 721, 729, 917, 927, 1179, 1701, 2163, 2751, 2781, 3537, 5103, 6489, 8253, 8343, 10611, 13493, 19467, 24759, 25029, 31833, 40479, 58401, 74277, 75087, 94451, 95499, 121437, 175203, 222831, 283353, 364311, 525609, 668493, 850059, 1092933, 2550177, 3278799, 7650531, 9836397, 22951593, 68854779]

約数ペア:

[(1, 68854779), (3, 22951593), (7, 9836397), (9, 7650531), (21, 3278799), (27, 2550177), (63, 1092933), (81, 850059), (103, 668493), (131, 525609), (189, 364311), (243, 283353), (309, 222831), (393, 175203), (567, 121437), (721, 95499), (729, 94451), (917, 75087), (927, 74277), (1179, 58401), (1701, 40479), (2163, 31833), (2751, 25029), (2781, 24759), (3537, 19467), (5103, 13493), (6489, 10611), (8253, 8343)]