2191194

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1$

素因数の和:219

約数の個数: 48

約数和(自身を含む): 5148000

約数和(自身を除く): 2956806

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 43, 57, 86, 114, 129, 149, 171, 258, 298, 342, 387, 447, 774, 817, 894, 1341, 1634, 2451, 2682, 2831, 4902, 5662, 6407, 7353, 8493, 12814, 14706, 16986, 19221, 25479, 38442, 50958, 57663, 115326, 121733, 243466, 365199, 730398, 1095597, 2191194]

約数ペア:

[(1, 2191194), (2, 1095597), (3, 730398), (6, 365199), (9, 243466), (18, 121733), (19, 115326), (38, 57663), (43, 50958), (57, 38442), (86, 25479), (114, 19221), (129, 16986), (149, 14706), (171, 12814), (258, 8493), (298, 7353), (342, 6407), (387, 5662), (447, 4902), (774, 2831), (817, 2682), (894, 2451), (1341, 1634)]