31074930

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{1789}}^1$

素因数の和:1995

約数の個数: 48

約数和(自身を含む): 81258840

約数和(自身を除く): 50183910

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 193, 386, 579, 965, 1158, 1737, 1789, 1930, 2895, 3474, 3578, 5367, 5790, 8685, 8945, 10734, 16101, 17370, 17890, 26835, 32202, 53670, 80505, 161010, 345277, 690554, 1035831, 1726385, 2071662, 3107493, 3452770, 5179155, 6214986, 10358310, 15537465, 31074930]

約数ペア:

[(1, 31074930), (2, 15537465), (3, 10358310), (5, 6214986), (6, 5179155), (9, 3452770), (10, 3107493), (15, 2071662), (18, 1726385), (30, 1035831), (45, 690554), (90, 345277), (193, 161010), (386, 80505), (579, 53670), (965, 32202), (1158, 26835), (1737, 17890), (1789, 17370), (1930, 16101), (2895, 10734), (3474, 8945), (3578, 8685), (5367, 5790)]