28761939

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{337}}^1$

素因数の和:484

約数の個数: 32

約数和(自身を含む): 44616000

約数和(自身を除く): 15854061

約数列:

[1, 3, 9, 27, 29, 87, 109, 261, 327, 337, 783, 981, 1011, 2943, 3033, 3161, 9099, 9483, 9773, 28449, 29319, 36733, 85347, 87957, 110199, 263871, 330597, 991791, 1065257, 3195771, 9587313, 28761939]

約数ペア:

[(1, 28761939), (3, 9587313), (9, 3195771), (27, 1065257), (29, 991791), (87, 330597), (109, 263871), (261, 110199), (327, 87957), (337, 85347), (783, 36733), (981, 29319), (1011, 28449), (2943, 9773), (3033, 9483), (3161, 9099)]