655778890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{5044453}}^1$

素因数の和:5044473

約数の個数: 16

約数和(自身を含む): 1271202408

約数和(自身を除く): 615423518

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 5044453, 10088906, 25222265, 50444530, 65577889, 131155778, 327889445, 655778890]

約数ペア:

[(1, 655778890), (2, 327889445), (5, 131155778), (10, 65577889), (13, 50444530), (26, 25222265), (65, 10088906), (130, 5044453)]