128251311

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{77587}}^1$

素因数の和:77638

約数の個数: 16

約数和(自身を含む): 186211200

約数和(自身を除く): 57959889

約数列:

[1, 3, 19, 29, 57, 87, 551, 1653, 77587, 232761, 1474153, 2250023, 4422459, 6750069, 42750437, 128251311]

約数ペア:

[(1, 128251311), (3, 42750437), (19, 6750069), (29, 4422459), (57, 2250023), (87, 1474153), (551, 232761), (1653, 77587)]