2656878

素因数分解:

$2^1\times 3^1\times 7^3\times {\mathrm{1291}}^1$

素因数の和:1317

約数の個数: 32

約数和(自身を含む): 6201600

約数和(自身を除く): 3544722

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 343, 686, 1029, 1291, 2058, 2582, 3873, 7746, 9037, 18074, 27111, 54222, 63259, 126518, 189777, 379554, 442813, 885626, 1328439, 2656878]

約数ペア:

[(1, 2656878), (2, 1328439), (3, 885626), (6, 442813), (7, 379554), (14, 189777), (21, 126518), (42, 63259), (49, 54222), (98, 27111), (147, 18074), (294, 9037), (343, 7746), (686, 3873), (1029, 2582), (1291, 2058)]