25287015

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{1259}}^1$

素因数の和:1383

約数の個数: 32

約数和(自身を含む): 44029440

約数和(自身を除く): 18742425

約数列:

[1, 3, 5, 13, 15, 39, 65, 103, 195, 309, 515, 1259, 1339, 1545, 3777, 4017, 6295, 6695, 16367, 18885, 20085, 49101, 81835, 129677, 245505, 389031, 648385, 1685801, 1945155, 5057403, 8429005, 25287015]

約数ペア:

[(1, 25287015), (3, 8429005), (5, 5057403), (13, 1945155), (15, 1685801), (39, 648385), (65, 389031), (103, 245505), (195, 129677), (309, 81835), (515, 49101), (1259, 20085), (1339, 18885), (1545, 16367), (3777, 6695), (4017, 6295)]