28442661

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{263}}^1$

素因数の和:385

約数の個数: 32

約数和(自身を含む): 42577920

約数和(自身を除く): 14135259

約数列:

[1, 3, 13, 39, 47, 59, 141, 177, 263, 611, 767, 789, 1833, 2301, 2773, 3419, 8319, 10257, 12361, 15517, 36049, 37083, 46551, 108147, 160693, 201721, 482079, 605163, 729299, 2187897, 9480887, 28442661]

約数ペア:

[(1, 28442661), (3, 9480887), (13, 2187897), (39, 729299), (47, 605163), (59, 482079), (141, 201721), (177, 160693), (263, 108147), (611, 46551), (767, 37083), (789, 36049), (1833, 15517), (2301, 12361), (2773, 10257), (3419, 8319)]