81463908

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^1\times {\mathrm{218989}}^1$

素因数の和:219027

約数の個数: 24

約数和(自身を含む): 196215040

約数和(自身を除く): 114751132

約数列:

[1, 2, 3, 4, 6, 12, 31, 62, 93, 124, 186, 372, 218989, 437978, 656967, 875956, 1313934, 2627868, 6788659, 13577318, 20365977, 27154636, 40731954, 81463908]

約数ペア:

[(1, 81463908), (2, 40731954), (3, 27154636), (4, 20365977), (6, 13577318), (12, 6788659), (31, 2627868), (62, 1313934), (93, 875956), (124, 656967), (186, 437978), (372, 218989)]