121397805

素因数分解:

$3^3\times 5^1\times {\mathrm{257}}^1\times {\mathrm{3499}}^1$

素因数の和:3770

約数の個数: 32

約数和(自身を含む): 216720000

約数和(自身を除く): 95322195

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 257, 771, 1285, 2313, 3499, 3855, 6939, 10497, 11565, 17495, 31491, 34695, 52485, 94473, 157455, 472365, 899243, 2697729, 4496215, 8093187, 13488645, 24279561, 40465935, 121397805]

約数ペア:

[(1, 121397805), (3, 40465935), (5, 24279561), (9, 13488645), (15, 8093187), (27, 4496215), (45, 2697729), (135, 899243), (257, 472365), (771, 157455), (1285, 94473), (2313, 52485), (3499, 34695), (3855, 31491), (6939, 17495), (10497, 11565)]