80190789

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1\times {\mathrm{719}}^1$

素因数の和:889

約数の個数: 32

約数和(自身を含む): 126074880

約数和(自身を除く): 45884091

約数列:

[1, 3, 7, 21, 47, 113, 141, 329, 339, 719, 791, 987, 2157, 2373, 5033, 5311, 15099, 15933, 33793, 37177, 81247, 101379, 111531, 236551, 243741, 568729, 709653, 1706187, 3818609, 11455827, 26730263, 80190789]

約数ペア:

[(1, 80190789), (3, 26730263), (7, 11455827), (21, 3818609), (47, 1706187), (113, 709653), (141, 568729), (329, 243741), (339, 236551), (719, 111531), (791, 101379), (987, 81247), (2157, 37177), (2373, 33793), (5033, 15933), (5311, 15099)]