127988157

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1\times {\mathrm{541}}^1$

素因数の和:729

約数の個数: 32

約数和(自身を含む): 191061504

約数和(自身を除く): 63073347

約数列:

[1, 3, 11, 33, 67, 107, 201, 321, 541, 737, 1177, 1623, 2211, 3531, 5951, 7169, 17853, 21507, 36247, 57887, 78859, 108741, 173661, 236577, 398717, 636757, 1196151, 1910271, 3878429, 11635287, 42662719, 127988157]

約数ペア:

[(1, 127988157), (3, 42662719), (11, 11635287), (33, 3878429), (67, 1910271), (107, 1196151), (201, 636757), (321, 398717), (541, 236577), (737, 173661), (1177, 108741), (1623, 78859), (2211, 57887), (3531, 36247), (5951, 21507), (7169, 17853)]