137872688

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{141263}}^1$

素因数の和:141332

約数の個数: 20

約数和(自身を含む): 271509408

約数和(自身を除く): 133636720

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 141263, 282526, 565052, 1130104, 2260208, 8617043, 17234086, 34468172, 68936344, 137872688]

約数ペア:

[(1, 137872688), (2, 68936344), (4, 34468172), (8, 17234086), (16, 8617043), (61, 2260208), (122, 1130104), (244, 565052), (488, 282526), (976, 141263)]