81971898

素因数分解:

$2^1\times 3^1\times {\mathrm{157}}^1\times {\mathrm{173}}^1\times {\mathrm{503}}^1$

素因数の和:838

約数の個数: 32

約数和(自身を含む): 166271616

約数和(自身を除く): 84299718

約数列:

[1, 2, 3, 6, 157, 173, 314, 346, 471, 503, 519, 942, 1006, 1038, 1509, 3018, 27161, 54322, 78971, 81483, 87019, 157942, 162966, 174038, 236913, 261057, 473826, 522114, 13661983, 27323966, 40985949, 81971898]

約数ペア:

[(1, 81971898), (2, 40985949), (3, 27323966), (6, 13661983), (157, 522114), (173, 473826), (314, 261057), (346, 236913), (471, 174038), (503, 162966), (519, 157942), (942, 87019), (1006, 81483), (1038, 78971), (1509, 54322), (3018, 27161)]