30686397

素因数分解:

$3^1\times 7^2\times {\mathrm{199}}^1\times {\mathrm{1049}}^1$

素因数の和:1265

約数の個数: 24

約数和(自身を含む): 47880000

約数和(自身を除く): 17193603

約数列:

[1, 3, 7, 21, 49, 147, 199, 597, 1049, 1393, 3147, 4179, 7343, 9751, 22029, 29253, 51401, 154203, 208751, 626253, 1461257, 4383771, 10228799, 30686397]

約数ペア:

[(1, 30686397), (3, 10228799), (7, 4383771), (21, 1461257), (49, 626253), (147, 208751), (199, 154203), (597, 51401), (1049, 29253), (1393, 22029), (3147, 9751), (4179, 7343)]