28747539

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{1229}}^1$

素因数の和:1371

約数の個数: 24

約数和(自身を含む): 43748640

約数和(自身を除く): 15001101

約数列:

[1, 3, 9, 23, 69, 113, 207, 339, 1017, 1229, 2599, 3687, 7797, 11061, 23391, 28267, 84801, 138877, 254403, 416631, 1249893, 3194171, 9582513, 28747539]

約数ペア:

[(1, 28747539), (3, 9582513), (9, 3194171), (23, 1249893), (69, 416631), (113, 254403), (207, 138877), (339, 84801), (1017, 28267), (1229, 23391), (2599, 11061), (3687, 7797)]