2749145

素因数分解:

$5^1\times 7^4\times {\mathrm{229}}^1$

素因数の和:262

約数の個数: 20

約数和(自身を含む): 3865380

約数和(自身を除く): 1116235

約数列:

[1, 5, 7, 35, 49, 229, 245, 343, 1145, 1603, 1715, 2401, 8015, 11221, 12005, 56105, 78547, 392735, 549829, 2749145]

約数ペア:

[(1, 2749145), (5, 549829), (7, 392735), (35, 78547), (49, 56105), (229, 12005), (245, 11221), (343, 8015), (1145, 2401), (1603, 1715)]