28293928

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{1381}}^1$

素因数の和:1597

約数の個数: 32

約数和(自身を含む): 57463560

約数和(自身を除く): 29169632

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 197, 394, 788, 1381, 1576, 2561, 2762, 5122, 5524, 10244, 11048, 17953, 20488, 35906, 71812, 143624, 272057, 544114, 1088228, 2176456, 3536741, 7073482, 14146964, 28293928]

約数ペア:

[(1, 28293928), (2, 14146964), (4, 7073482), (8, 3536741), (13, 2176456), (26, 1088228), (52, 544114), (104, 272057), (197, 143624), (394, 71812), (788, 35906), (1381, 20488), (1576, 17953), (2561, 11048), (2762, 10244), (5122, 5524)]