12663885

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{643}}^1$

素因数の和:765

約数の個数: 32

約数和(自身を含む): 22071168

約数和(自身を除く): 9407283

約数列:

[1, 3, 5, 13, 15, 39, 65, 101, 195, 303, 505, 643, 1313, 1515, 1929, 3215, 3939, 6565, 8359, 9645, 19695, 25077, 41795, 64943, 125385, 194829, 324715, 844259, 974145, 2532777, 4221295, 12663885]

約数ペア:

[(1, 12663885), (3, 4221295), (5, 2532777), (13, 974145), (15, 844259), (39, 324715), (65, 194829), (101, 125385), (195, 64943), (303, 41795), (505, 25077), (643, 19695), (1313, 9645), (1515, 8359), (1929, 6565), (3215, 3939)]