31987605

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{164039}}^1$

素因数の和:164060

約数の個数: 16

約数和(自身を含む): 55117440

約数和(自身を除く): 23129835

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 164039, 492117, 820195, 2132507, 2460585, 6397521, 10662535, 31987605]

約数ペア:

[(1, 31987605), (3, 10662535), (5, 6397521), (13, 2460585), (15, 2132507), (39, 820195), (65, 492117), (195, 164039)]