28971327

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{751}}^1$

素因数の和:939

約数の個数: 32

約数和(自身を含む): 48513024

約数和(自身を除く): 19541697

約数列:

[1, 3, 7, 11, 21, 33, 77, 167, 231, 501, 751, 1169, 1837, 2253, 3507, 5257, 5511, 8261, 12859, 15771, 24783, 38577, 57827, 125417, 173481, 376251, 877919, 1379587, 2633757, 4138761, 9657109, 28971327]

約数ペア:

[(1, 28971327), (3, 9657109), (7, 4138761), (11, 2633757), (21, 1379587), (33, 877919), (77, 376251), (167, 173481), (231, 125417), (501, 57827), (751, 38577), (1169, 24783), (1837, 15771), (2253, 12859), (3507, 8261), (5257, 5511)]