2979423

素因数分解:

$3^6\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:146

約数の個数: 28

約数和(自身を含む): 4608088

約数和(自身を除く): 1628665

約数列:

[1, 3, 9, 27, 61, 67, 81, 183, 201, 243, 549, 603, 729, 1647, 1809, 4087, 4941, 5427, 12261, 14823, 16281, 36783, 44469, 48843, 110349, 331047, 993141, 2979423]

約数ペア:

[(1, 2979423), (3, 993141), (9, 331047), (27, 110349), (61, 48843), (67, 44469), (81, 36783), (183, 16281), (201, 14823), (243, 12261), (549, 5427), (603, 4941), (729, 4087), (1647, 1809)]