31473195

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{1567}}^1$

素因数の和:1691

約数の個数: 32

約数和(自身を含む): 54792192

約数和(自身を除く): 23318997

約数列:

[1, 3, 5, 13, 15, 39, 65, 103, 195, 309, 515, 1339, 1545, 1567, 4017, 4701, 6695, 7835, 20085, 20371, 23505, 61113, 101855, 161401, 305565, 484203, 807005, 2098213, 2421015, 6294639, 10491065, 31473195]

約数ペア:

[(1, 31473195), (3, 10491065), (5, 6294639), (13, 2421015), (15, 2098213), (39, 807005), (65, 484203), (103, 305565), (195, 161401), (309, 101855), (515, 61113), (1339, 23505), (1545, 20371), (1567, 20085), (4017, 7835), (4701, 6695)]