28334637

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{251}}^1$

素因数の和:410

約数の個数: 32

約数和(自身を含む): 43666560

約数和(自身を除く): 15331923

約数列:

[1, 3, 9, 27, 37, 111, 113, 251, 333, 339, 753, 999, 1017, 2259, 3051, 4181, 6777, 9287, 12543, 27861, 28363, 37629, 83583, 85089, 112887, 250749, 255267, 765801, 1049431, 3148293, 9444879, 28334637]

約数ペア:

[(1, 28334637), (3, 9444879), (9, 3148293), (27, 1049431), (37, 765801), (111, 255267), (113, 250749), (251, 112887), (333, 85089), (339, 83583), (753, 37629), (999, 28363), (1017, 27861), (2259, 12543), (3051, 9287), (4181, 6777)]