71447888

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{120689}}^1$

素因数の和:120734

約数の個数: 20

約数和(自身を含む): 142172820

約数和(自身を除く): 70724932

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 120689, 241378, 482756, 965512, 1931024, 4465493, 8930986, 17861972, 35723944, 71447888]

約数ペア:

[(1, 71447888), (2, 35723944), (4, 17861972), (8, 8930986), (16, 4465493), (37, 1931024), (74, 965512), (148, 482756), (296, 241378), (592, 120689)]