31199385

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{12919}}^1$

素因数の和:12957

約数の個数: 32

約数和(自身を含む): 59535360

約数和(自身を除く): 28335975

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 69, 105, 115, 161, 345, 483, 805, 2415, 12919, 38757, 64595, 90433, 193785, 271299, 297137, 452165, 891411, 1356495, 1485685, 2079959, 4457055, 6239877, 10399795, 31199385]

約数ペア:

[(1, 31199385), (3, 10399795), (5, 6239877), (7, 4457055), (15, 2079959), (21, 1485685), (23, 1356495), (35, 891411), (69, 452165), (105, 297137), (115, 271299), (161, 193785), (345, 90433), (483, 64595), (805, 38757), (2415, 12919)]