9921898

素因数分解:

$2^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{7963}}^1$

素因数の和:8061

約数の個数: 16

約数和(自身を含む): 17202240

約数和(自身を除く): 7280342

約数列:

[1, 2, 7, 14, 89, 178, 623, 1246, 7963, 15926, 55741, 111482, 708707, 1417414, 4960949, 9921898]

約数ペア:

[(1, 9921898), (2, 4960949), (7, 1417414), (14, 708707), (89, 111482), (178, 55741), (623, 15926), (1246, 7963)]