38974887

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{191}}^1$

素因数の和:324

約数の個数: 48

約数和(自身を含む): 67092480

約数和(自身を除く): 28117593

約数列:

[1, 3, 7, 9, 21, 41, 63, 79, 123, 191, 237, 287, 369, 553, 573, 711, 861, 1337, 1659, 1719, 2583, 3239, 4011, 4977, 7831, 9717, 12033, 15089, 22673, 23493, 29151, 45267, 54817, 68019, 70479, 105623, 135801, 164451, 204057, 316869, 493353, 618649, 950607, 1855947, 4330543, 5567841, 12991629, 38974887]

約数ペア:

[(1, 38974887), (3, 12991629), (7, 5567841), (9, 4330543), (21, 1855947), (41, 950607), (63, 618649), (79, 493353), (123, 316869), (191, 204057), (237, 164451), (287, 135801), (369, 105623), (553, 70479), (573, 68019), (711, 54817), (861, 45267), (1337, 29151), (1659, 23493), (1719, 22673), (2583, 15089), (3239, 12033), (4011, 9717), (4977, 7831)]