138895275

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{1103}}^1$

素因数の和:1212

約数の個数: 48

約数和(自身を含む): 243127296

約数和(自身を除く): 104232021

約数列:

[1, 3, 5, 15, 23, 25, 69, 73, 75, 115, 219, 345, 365, 575, 1095, 1103, 1679, 1725, 1825, 3309, 5037, 5475, 5515, 8395, 16545, 25185, 25369, 27575, 41975, 76107, 80519, 82725, 125925, 126845, 241557, 380535, 402595, 634225, 1207785, 1851937, 1902675, 2012975, 5555811, 6038925, 9259685, 27779055, 46298425, 138895275]

約数ペア:

[(1, 138895275), (3, 46298425), (5, 27779055), (15, 9259685), (23, 6038925), (25, 5555811), (69, 2012975), (73, 1902675), (75, 1851937), (115, 1207785), (219, 634225), (345, 402595), (365, 380535), (575, 241557), (1095, 126845), (1103, 125925), (1679, 82725), (1725, 80519), (1825, 76107), (3309, 41975), (5037, 27575), (5475, 25369), (5515, 25185), (8395, 16545)]