127978668

素因数分解:

$2^2\times 3^2\times {\mathrm{3554963}}^1$

素因数の和:3554973

約数の個数: 18

約数和(自身を含む): 323501724

約数和(自身を除く): 195523056

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 3554963, 7109926, 10664889, 14219852, 21329778, 31994667, 42659556, 63989334, 127978668]

約数ペア:

[(1, 127978668), (2, 63989334), (3, 42659556), (4, 31994667), (6, 21329778), (9, 14219852), (12, 10664889), (18, 7109926), (36, 3554963)]