128415894

素因数分解:

$2^1\times 3^1\times {\mathrm{131}}^1\times {\mathrm{199}}^1\times {\mathrm{821}}^1$

素因数の和:1156

約数の個数: 32

約数和(自身を含む): 260409600

約数和(自身を除く): 131993706

約数列:

[1, 2, 3, 6, 131, 199, 262, 393, 398, 597, 786, 821, 1194, 1642, 2463, 4926, 26069, 52138, 78207, 107551, 156414, 163379, 215102, 322653, 326758, 490137, 645306, 980274, 21402649, 42805298, 64207947, 128415894]

約数ペア:

[(1, 128415894), (2, 64207947), (3, 42805298), (6, 21402649), (131, 980274), (199, 645306), (262, 490137), (393, 326758), (398, 322653), (597, 215102), (786, 163379), (821, 156414), (1194, 107551), (1642, 78207), (2463, 52138), (4926, 26069)]