78528394

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{7867}}^1$

素因数の和:7930

約数の個数: 32

約数和(自身を含む): 145022976

約数和(自身を除く): 66494582

約数列:

[1, 2, 7, 14, 23, 31, 46, 62, 161, 217, 322, 434, 713, 1426, 4991, 7867, 9982, 15734, 55069, 110138, 180941, 243877, 361882, 487754, 1266587, 1707139, 2533174, 3414278, 5609171, 11218342, 39264197, 78528394]

約数ペア:

[(1, 78528394), (2, 39264197), (7, 11218342), (14, 5609171), (23, 3414278), (31, 2533174), (46, 1707139), (62, 1266587), (161, 487754), (217, 361882), (322, 243877), (434, 180941), (713, 110138), (1426, 55069), (4991, 15734), (7867, 9982)]