28793388

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{379}}^1\times {\mathrm{487}}^1$

素因数の和:886

約数の個数: 48

約数和(自身を含む): 72692480

約数和(自身を除く): 43899092

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 379, 487, 758, 974, 1137, 1461, 1516, 1948, 2274, 2922, 4548, 4927, 5844, 6331, 9854, 12662, 14781, 18993, 19708, 25324, 29562, 37986, 59124, 75972, 184573, 369146, 553719, 738292, 1107438, 2214876, 2399449, 4798898, 7198347, 9597796, 14396694, 28793388]

約数ペア:

[(1, 28793388), (2, 14396694), (3, 9597796), (4, 7198347), (6, 4798898), (12, 2399449), (13, 2214876), (26, 1107438), (39, 738292), (52, 553719), (78, 369146), (156, 184573), (379, 75972), (487, 59124), (758, 37986), (974, 29562), (1137, 25324), (1461, 19708), (1516, 18993), (1948, 14781), (2274, 12662), (2922, 9854), (4548, 6331), (4927, 5844)]