4138988

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{6427}}^1$

素因数の和:6461

約数の個数: 24

約数和(自身を含む): 8639232

約数和(自身を除く): 4500244

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 6427, 12854, 25708, 44989, 89978, 147821, 179956, 295642, 591284, 1034747, 2069494, 4138988]

約数ペア:

[(1, 4138988), (2, 2069494), (4, 1034747), (7, 591284), (14, 295642), (23, 179956), (28, 147821), (46, 89978), (92, 44989), (161, 25708), (322, 12854), (644, 6427)]