2080371519

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{467}}^1\times {\mathrm{1279}}^1$

素因数の和:1801

約数の個数: 40

約数和(自身を含む): 3189288960

約数和(自身を除く): 1108917441

約数列:

[1, 3, 9, 27, 43, 81, 129, 387, 467, 1161, 1279, 1401, 3483, 3837, 4203, 11511, 12609, 20081, 34533, 37827, 54997, 60243, 103599, 164991, 180729, 494973, 542187, 597293, 1484919, 1626561, 1791879, 4454757, 5375637, 16126911, 25683599, 48380733, 77050797, 231152391, 693457173, 2080371519]

約数ペア:

[(1, 2080371519), (3, 693457173), (9, 231152391), (27, 77050797), (43, 48380733), (81, 25683599), (129, 16126911), (387, 5375637), (467, 4454757), (1161, 1791879), (1279, 1626561), (1401, 1484919), (3483, 597293), (3837, 542187), (4203, 494973), (11511, 180729), (12609, 164991), (20081, 103599), (34533, 60243), (37827, 54997)]