2049797745

素因数分解:

$3^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{117703}}^1$

素因数の和:117763

約数の個数: 40

約数和(自身を含む): 3759936576

約数和(自身を除く): 1710138831

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 81, 129, 135, 215, 387, 405, 645, 1161, 1935, 3483, 5805, 17415, 117703, 353109, 588515, 1059327, 1765545, 3177981, 5061229, 5296635, 9533943, 15183687, 15889905, 25306145, 45551061, 47669715, 75918435, 136653183, 227755305, 409959549, 683265915, 2049797745]

約数ペア:

[(1, 2049797745), (3, 683265915), (5, 409959549), (9, 227755305), (15, 136653183), (27, 75918435), (43, 47669715), (45, 45551061), (81, 25306145), (129, 15889905), (135, 15183687), (215, 9533943), (387, 5296635), (405, 5061229), (645, 3177981), (1161, 1765545), (1935, 1059327), (3483, 588515), (5805, 353109), (17415, 117703)]