2011675905

素因数分解:

$3^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{105683}}^1$

素因数の和:105747

約数の個数: 40

約数和(自身を含む): 3682876032

約数和(自身を除く): 1671200127

約数列:

[1, 3, 5, 9, 15, 27, 45, 47, 81, 135, 141, 235, 405, 423, 705, 1269, 2115, 3807, 6345, 19035, 105683, 317049, 528415, 951147, 1585245, 2853441, 4755735, 4967101, 8560323, 14267205, 14901303, 24835505, 42801615, 44703909, 74506515, 134111727, 223519545, 402335181, 670558635, 2011675905]

約数ペア:

[(1, 2011675905), (3, 670558635), (5, 402335181), (9, 223519545), (15, 134111727), (27, 74506515), (45, 44703909), (47, 42801615), (81, 24835505), (135, 14901303), (141, 14267205), (235, 8560323), (405, 4967101), (423, 4755735), (705, 2853441), (1269, 1585245), (2115, 951147), (3807, 528415), (6345, 317049), (19035, 105683)]