7982955

素因数分解:

$3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{857}}^1$

素因数の和:897

約数の個数: 40

約数和(自身を含む): 14949792

約数和(自身を除く): 6966837

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 81, 115, 135, 207, 345, 405, 621, 857, 1035, 1863, 2571, 3105, 4285, 7713, 9315, 12855, 19711, 23139, 38565, 59133, 69417, 98555, 115695, 177399, 295665, 347085, 532197, 886995, 1596591, 2660985, 7982955]

約数ペア:

[(1, 7982955), (3, 2660985), (5, 1596591), (9, 886995), (15, 532197), (23, 347085), (27, 295665), (45, 177399), (69, 115695), (81, 98555), (115, 69417), (135, 59133), (207, 38565), (345, 23139), (405, 19711), (621, 12855), (857, 9315), (1035, 7713), (1863, 4285), (2571, 3105)]