42387695

素因数分解:

$5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{5581}}^1$

素因数の和:5631

約数の個数: 24

約数和(自身を含む): 61089408

約数和(自身を除く): 18701713

約数列:

[1, 5, 7, 31, 35, 49, 155, 217, 245, 1085, 1519, 5581, 7595, 27905, 39067, 173011, 195335, 273469, 865055, 1211077, 1367345, 6055385, 8477539, 42387695]

約数ペア:

[(1, 42387695), (5, 8477539), (7, 6055385), (31, 1367345), (35, 1211077), (49, 865055), (155, 273469), (217, 195335), (245, 173011), (1085, 39067), (1519, 27905), (5581, 7595)]