38874843

素因数分解:

$3^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2897}}^1$

素因数の和:2984

約数の個数: 32

約数和(自身を含む): 66769920

約数和(自身を除く): 27895077

約数列:

[1, 3, 7, 9, 21, 27, 63, 71, 189, 213, 497, 639, 1491, 1917, 2897, 4473, 8691, 13419, 20279, 26073, 60837, 78219, 182511, 205687, 547533, 617061, 1439809, 1851183, 4319427, 5553549, 12958281, 38874843]

約数ペア:

[(1, 38874843), (3, 12958281), (7, 5553549), (9, 4319427), (21, 1851183), (27, 1439809), (63, 617061), (71, 547533), (189, 205687), (213, 182511), (497, 78219), (639, 60837), (1491, 26073), (1917, 20279), (2897, 13419), (4473, 8691)]