79838865

素因数分解:

$3^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2857}}^1$

素因数の和:2900

約数の個数: 48

約数和(自身を含む): 149804928

約数和(自身を除く): 69966063

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 81, 115, 135, 207, 243, 345, 405, 621, 1035, 1215, 1863, 2857, 3105, 5589, 8571, 9315, 14285, 25713, 27945, 42855, 65711, 77139, 128565, 197133, 231417, 328555, 385695, 591399, 694251, 985665, 1157085, 1774197, 2956995, 3471255, 5322591, 8870985, 15967773, 26612955, 79838865]

約数ペア:

[(1, 79838865), (3, 26612955), (5, 15967773), (9, 8870985), (15, 5322591), (23, 3471255), (27, 2956995), (45, 1774197), (69, 1157085), (81, 985665), (115, 694251), (135, 591399), (207, 385695), (243, 328555), (345, 231417), (405, 197133), (621, 128565), (1035, 77139), (1215, 65711), (1863, 42855), (2857, 27945), (3105, 25713), (5589, 14285), (8571, 9315)]