728611478

素因数分解:

$2^1\times 7^2\times {\mathrm{1901}}^1\times {\mathrm{3911}}^1$

素因数の和:5828

約数の個数: 24

約数和(自身を含む): 1272346704

約数和(自身を除く): 543735226

約数列:

[1, 2, 7, 14, 49, 98, 1901, 3802, 3911, 7822, 13307, 26614, 27377, 54754, 93149, 186298, 191639, 383278, 7434811, 14869622, 52043677, 104087354, 364305739, 728611478]

約数ペア:

[(1, 728611478), (2, 364305739), (7, 104087354), (14, 52043677), (49, 14869622), (98, 7434811), (1901, 383278), (3802, 191639), (3911, 186298), (7822, 93149), (13307, 54754), (26614, 27377)]