39909825

素因数分解:

$3^2\times 5^2\times {\mathrm{89}}^1\times {\mathrm{1993}}^1$

素因数の和:2098

約数の個数: 36

約数和(自身を含む): 72322380

約数和(自身を除く): 32412555

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 89, 225, 267, 445, 801, 1335, 1993, 2225, 4005, 5979, 6675, 9965, 17937, 20025, 29895, 49825, 89685, 149475, 177377, 448425, 532131, 886885, 1596393, 2660655, 4434425, 7981965, 13303275, 39909825]

約数ペア:

[(1, 39909825), (3, 13303275), (5, 7981965), (9, 4434425), (15, 2660655), (25, 1596393), (45, 886885), (75, 532131), (89, 448425), (225, 177377), (267, 149475), (445, 89685), (801, 49825), (1335, 29895), (1993, 20025), (2225, 17937), (4005, 9965), (5979, 6675)]