78233428

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{1091}}^1$

素因数の和:1312

約数の個数: 48

約数和(自身を含む): 169513344

約数和(自身を除く): 91279916

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 197, 364, 394, 788, 1091, 1379, 2182, 2561, 2758, 4364, 5122, 5516, 7637, 10244, 14183, 15274, 17927, 28366, 30548, 35854, 56732, 71708, 99281, 198562, 214927, 397124, 429854, 859708, 1504489, 2794051, 3008978, 5588102, 6017956, 11176204, 19558357, 39116714, 78233428]

約数ペア:

[(1, 78233428), (2, 39116714), (4, 19558357), (7, 11176204), (13, 6017956), (14, 5588102), (26, 3008978), (28, 2794051), (52, 1504489), (91, 859708), (182, 429854), (197, 397124), (364, 214927), (394, 198562), (788, 99281), (1091, 71708), (1379, 56732), (2182, 35854), (2561, 30548), (2758, 28366), (4364, 17927), (5122, 15274), (5516, 14183), (7637, 10244)]