128229904

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{728579}}^1$

素因数の和:728598

約数の個数: 20

約数和(自身を含む): 271031760

約数和(自身を除く): 142801856

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 728579, 1457158, 2914316, 5828632, 8014369, 11657264, 16028738, 32057476, 64114952, 128229904]

約数ペア:

[(1, 128229904), (2, 64114952), (4, 32057476), (8, 16028738), (11, 11657264), (16, 8014369), (22, 5828632), (44, 2914316), (88, 1457158), (176, 728579)]