12777830

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{433}}^1$

素因数の和:680

約数の個数: 32

約数和(自身を含む): 24935904

約数和(自身を除く): 12158074

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 227, 433, 454, 866, 1135, 2165, 2270, 2951, 4330, 5629, 5902, 11258, 14755, 28145, 29510, 56290, 98291, 196582, 491455, 982910, 1277783, 2555566, 6388915, 12777830]

約数ペア:

[(1, 12777830), (2, 6388915), (5, 2555566), (10, 1277783), (13, 982910), (26, 491455), (65, 196582), (130, 98291), (227, 56290), (433, 29510), (454, 28145), (866, 14755), (1135, 11258), (2165, 5902), (2270, 5629), (2951, 4330)]