12478275

素因数分解:

$3^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{1789}}^1$

素因数の和:1836

約数の個数: 36

約数和(自身を含む): 23083840

約数和(自身を除く): 10605565

約数列:

[1, 3, 5, 9, 15, 25, 31, 45, 75, 93, 155, 225, 279, 465, 775, 1395, 1789, 2325, 5367, 6975, 8945, 16101, 26835, 44725, 55459, 80505, 134175, 166377, 277295, 402525, 499131, 831885, 1386475, 2495655, 4159425, 12478275]

約数ペア:

[(1, 12478275), (3, 4159425), (5, 2495655), (9, 1386475), (15, 831885), (25, 499131), (31, 402525), (45, 277295), (75, 166377), (93, 134175), (155, 80505), (225, 55459), (279, 44725), (465, 26835), (775, 16101), (1395, 8945), (1789, 6975), (2325, 5367)]