64431390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{223}}^1\times {\mathrm{9631}}^1$

素因数の和:9864

約数の個数: 32

約数和(自身を含む): 155344896

約数和(自身を除く): 90913506

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 223, 446, 669, 1115, 1338, 2230, 3345, 6690, 9631, 19262, 28893, 48155, 57786, 96310, 144465, 288930, 2147713, 4295426, 6443139, 10738565, 12886278, 21477130, 32215695, 64431390]

約数ペア:

[(1, 64431390), (2, 32215695), (3, 21477130), (5, 12886278), (6, 10738565), (10, 6443139), (15, 4295426), (30, 2147713), (223, 288930), (446, 144465), (669, 96310), (1115, 57786), (1338, 48155), (2230, 28893), (3345, 19262), (6690, 9631)]