1221977844

素因数分解:

$2^2\times 3^2\times {\mathrm{33943829}}^1$

素因数の和:33943839

約数の個数: 18

約数和(自身を含む): 3088888530

約数和(自身を除く): 1866910686

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 33943829, 67887658, 101831487, 135775316, 203662974, 305494461, 407325948, 610988922, 1221977844]

約数ペア:

[(1, 1221977844), (2, 610988922), (3, 407325948), (4, 305494461), (6, 203662974), (9, 135775316), (12, 101831487), (18, 67887658), (36, 33943829)]