2686995

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^2\times {\mathrm{71}}^1$

素因数の和:140

約数の個数: 36

約数和(自身を含む): 4891536

約数和(自身を除く): 2204541

約数列:

[1, 3, 5, 9, 15, 29, 45, 71, 87, 145, 213, 261, 355, 435, 639, 841, 1065, 1305, 2059, 2523, 3195, 4205, 6177, 7569, 10295, 12615, 18531, 30885, 37845, 59711, 92655, 179133, 298555, 537399, 895665, 2686995]

約数ペア:

[(1, 2686995), (3, 895665), (5, 537399), (9, 298555), (15, 179133), (29, 92655), (45, 59711), (71, 37845), (87, 30885), (145, 18531), (213, 12615), (261, 10295), (355, 7569), (435, 6177), (639, 4205), (841, 3195), (1065, 2523), (1305, 2059)]