31425045

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{587}}^1$

素因数の和:721

約数の個数: 32

約数和(自身を含む): 52157952

約数和(自身を除く): 20732907

約数列:

[1, 3, 5, 15, 43, 83, 129, 215, 249, 415, 587, 645, 1245, 1761, 2935, 3569, 8805, 10707, 17845, 25241, 48721, 53535, 75723, 126205, 146163, 243605, 378615, 730815, 2095003, 6285009, 10475015, 31425045]

約数ペア:

[(1, 31425045), (3, 10475015), (5, 6285009), (15, 2095003), (43, 730815), (83, 378615), (129, 243605), (215, 146163), (249, 126205), (415, 75723), (587, 53535), (645, 48721), (1245, 25241), (1761, 17845), (2935, 10707), (3569, 8805)]