28759329

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{251}}^1\times {\mathrm{439}}^1$

素因数の和:725

約数の個数: 24

約数和(自身を含む): 43243200

約数和(自身を除く): 14483871

約数列:

[1, 3, 9, 29, 87, 251, 261, 439, 753, 1317, 2259, 3951, 7279, 12731, 21837, 38193, 65511, 110189, 114579, 330567, 991701, 3195481, 9586443, 28759329]

約数ペア:

[(1, 28759329), (3, 9586443), (9, 3195481), (29, 991701), (87, 330567), (251, 114579), (261, 110189), (439, 65511), (753, 38193), (1317, 21837), (2259, 12731), (3951, 7279)]