207102021

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{3821}}^1$

素因数の和:3949

約数の個数: 32

約数和(自身を含む): 330220800

約数和(自身を除く): 123118779

約数列:

[1, 3, 7, 21, 29, 87, 89, 203, 267, 609, 623, 1869, 2581, 3821, 7743, 11463, 18067, 26747, 54201, 80241, 110809, 332427, 340069, 775663, 1020207, 2326989, 2380483, 7141449, 9862001, 29586003, 69034007, 207102021]

約数ペア:

[(1, 207102021), (3, 69034007), (7, 29586003), (21, 9862001), (29, 7141449), (87, 2380483), (89, 2326989), (203, 1020207), (267, 775663), (609, 340069), (623, 332427), (1869, 110809), (2581, 80241), (3821, 54201), (7743, 26747), (11463, 18067)]