56731995

素因数分解:

$3^5\times 5^1\times {\mathrm{53}}^1\times {\mathrm{881}}^1$

素因数の和:954

約数の個数: 48

約数和(自身を含む): 104019552

約数和(自身を除く): 47287557

約数列:

[1, 3, 5, 9, 15, 27, 45, 53, 81, 135, 159, 243, 265, 405, 477, 795, 881, 1215, 1431, 2385, 2643, 4293, 4405, 7155, 7929, 12879, 13215, 21465, 23787, 39645, 46693, 64395, 71361, 118935, 140079, 214083, 233465, 356805, 420237, 700395, 1070415, 1260711, 2101185, 3782133, 6303555, 11346399, 18910665, 56731995]

約数ペア:

[(1, 56731995), (3, 18910665), (5, 11346399), (9, 6303555), (15, 3782133), (27, 2101185), (45, 1260711), (53, 1070415), (81, 700395), (135, 420237), (159, 356805), (243, 233465), (265, 214083), (405, 140079), (477, 118935), (795, 71361), (881, 64395), (1215, 46693), (1431, 39645), (2385, 23787), (2643, 21465), (4293, 13215), (4405, 12879), (7155, 7929)]