199779944

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{274423}}^1$

素因数の和:274449

約数の個数: 32

約数和(自身を含む): 461032320

約数和(自身を除く): 261252376

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 274423, 548846, 1097692, 1920961, 2195384, 3567499, 3841922, 7134998, 7683844, 14269996, 15367688, 24972493, 28539992, 49944986, 99889972, 199779944]

約数ペア:

[(1, 199779944), (2, 99889972), (4, 49944986), (7, 28539992), (8, 24972493), (13, 15367688), (14, 14269996), (26, 7683844), (28, 7134998), (52, 3841922), (56, 3567499), (91, 2195384), (104, 1920961), (182, 1097692), (364, 548846), (728, 274423)]