42674931

素因数分解:

$3^7\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1$

素因数の和:132

約数の個数: 64

約数和(自身を含む): 73472000

約数和(自身を除く): 30797069

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 79, 81, 117, 171, 237, 243, 247, 351, 513, 711, 729, 741, 1027, 1053, 1501, 1539, 2133, 2187, 2223, 3081, 3159, 4503, 4617, 6399, 6669, 9243, 9477, 13509, 13851, 19197, 19513, 20007, 27729, 28431, 40527, 41553, 57591, 58539, 60021, 83187, 121581, 172773, 175617, 180063, 249561, 364743, 526851, 540189, 748683, 1094229, 1580553, 2246049, 3282687, 4741659, 14224977, 42674931]

約数ペア:

[(1, 42674931), (3, 14224977), (9, 4741659), (13, 3282687), (19, 2246049), (27, 1580553), (39, 1094229), (57, 748683), (79, 540189), (81, 526851), (117, 364743), (171, 249561), (237, 180063), (243, 175617), (247, 172773), (351, 121581), (513, 83187), (711, 60021), (729, 58539), (741, 57591), (1027, 41553), (1053, 40527), (1501, 28431), (1539, 27729), (2133, 20007), (2187, 19513), (2223, 19197), (3081, 13851), (3159, 13509), (4503, 9477), (4617, 9243), (6399, 6669)]