287712567

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{2311}}^1$

素因数の和:2405

約数の個数: 40

約数和(自身を含む): 453198240

約数和(自身を除く): 165485673

約数列:

[1, 3, 9, 27, 29, 53, 81, 87, 159, 261, 477, 783, 1431, 1537, 2311, 2349, 4293, 4611, 6933, 13833, 20799, 41499, 62397, 67019, 122483, 124497, 187191, 201057, 367449, 603171, 1102347, 1809513, 3307041, 3552007, 5428539, 9921123, 10656021, 31968063, 95904189, 287712567]

約数ペア:

[(1, 287712567), (3, 95904189), (9, 31968063), (27, 10656021), (29, 9921123), (53, 5428539), (81, 3552007), (87, 3307041), (159, 1809513), (261, 1102347), (477, 603171), (783, 367449), (1431, 201057), (1537, 187191), (2311, 124497), (2349, 122483), (4293, 67019), (4611, 62397), (6933, 41499), (13833, 20799)]