20151237603

素因数分解:

$3^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{443}}^1\times {\mathrm{3917}}^1$

素因数の和:4456

約数の個数: 48

約数和(自身を含む): 31730158080

約数和(自身を除く): 11578920477

約数列:

[1, 3, 7, 21, 49, 79, 147, 237, 443, 553, 1329, 1659, 3101, 3871, 3917, 9303, 11613, 11751, 21707, 27419, 34997, 65121, 82257, 104991, 191933, 244979, 309443, 575799, 734937, 928329, 1714853, 1735231, 2166101, 5144559, 5205693, 6498303, 12146617, 15162707, 36439851, 45488121, 85026319, 137083249, 255078957, 411249747, 959582743, 2878748229, 6717079201, 20151237603]

約数ペア:

[(1, 20151237603), (3, 6717079201), (7, 2878748229), (21, 959582743), (49, 411249747), (79, 255078957), (147, 137083249), (237, 85026319), (443, 45488121), (553, 36439851), (1329, 15162707), (1659, 12146617), (3101, 6498303), (3871, 5205693), (3917, 5144559), (9303, 2166101), (11613, 1735231), (11751, 1714853), (21707, 928329), (27419, 734937), (34997, 575799), (65121, 309443), (82257, 244979), (104991, 191933)]