28269171

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{15473}}^1$

素因数の和:15515

約数の個数: 24

約数和(自身を含む): 48278880

約数和(自身を除く): 20009709

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 203, 261, 609, 1827, 15473, 46419, 108311, 139257, 324933, 448717, 974799, 1346151, 3141019, 4038453, 9423057, 28269171]

約数ペア:

[(1, 28269171), (3, 9423057), (7, 4038453), (9, 3141019), (21, 1346151), (29, 974799), (63, 448717), (87, 324933), (203, 139257), (261, 108311), (609, 46419), (1827, 15473)]