161654392

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{331259}}^1$

素因数の和:331326

約数の個数: 16

約数和(自身を含む): 308071800

約数和(自身を除く): 146417408

約数列:

[1, 2, 4, 8, 61, 122, 244, 488, 331259, 662518, 1325036, 2650072, 20206799, 40413598, 80827196, 161654392]

約数ペア:

[(1, 161654392), (2, 80827196), (4, 40413598), (8, 20206799), (61, 2650072), (122, 1325036), (244, 662518), (488, 331259)]