31397517

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{40099}}^1$

素因数の和:40137

約数の個数: 16

約数和(自身を含む): 48120000

約数和(自身を除く): 16722483

約数列:

[1, 3, 9, 27, 29, 87, 261, 783, 40099, 120297, 360891, 1082673, 1162871, 3488613, 10465839, 31397517]

約数ペア:

[(1, 31397517), (3, 10465839), (9, 3488613), (27, 1162871), (29, 1082673), (87, 360891), (261, 120297), (783, 40099)]