31151085

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{12899}}^1$

素因数の和:12937

約数の個数: 32

約数和(自身を含む): 59443200

約数和(自身を除く): 28292115

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 69, 105, 115, 161, 345, 483, 805, 2415, 12899, 38697, 64495, 90293, 193485, 270879, 296677, 451465, 890031, 1354395, 1483385, 2076739, 4450155, 6230217, 10383695, 31151085]

約数ペア:

[(1, 31151085), (3, 10383695), (5, 6230217), (7, 4450155), (15, 2076739), (21, 1483385), (23, 1354395), (35, 890031), (69, 451465), (105, 296677), (115, 270879), (161, 193485), (345, 90293), (483, 64495), (805, 38697), (2415, 12899)]