15209451

素因数分解:

$3^4\times {\mathrm{179}}^1\times {\mathrm{1049}}^1$

素因数の和:1240

約数の個数: 20

約数和(自身を含む): 22869000

約数和(自身を除く): 7659549

約数列:

[1, 3, 9, 27, 81, 179, 537, 1049, 1611, 3147, 4833, 9441, 14499, 28323, 84969, 187771, 563313, 1689939, 5069817, 15209451]

約数ペア:

[(1, 15209451), (3, 5069817), (9, 1689939), (27, 563313), (81, 187771), (179, 84969), (537, 28323), (1049, 14499), (1611, 9441), (3147, 4833)]