2987028

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{397}}^1$

素因数の和:437

約数の個数: 72

約数和(自身を含む): 8692320

約数和(自身を除く): 5705292

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 19, 22, 33, 36, 38, 44, 57, 66, 76, 99, 114, 132, 171, 198, 209, 228, 342, 396, 397, 418, 627, 684, 794, 836, 1191, 1254, 1588, 1881, 2382, 2508, 3573, 3762, 4367, 4764, 7146, 7524, 7543, 8734, 13101, 14292, 15086, 17468, 22629, 26202, 30172, 39303, 45258, 52404, 67887, 78606, 82973, 90516, 135774, 157212, 165946, 248919, 271548, 331892, 497838, 746757, 995676, 1493514, 2987028]

約数ペア:

[(1, 2987028), (2, 1493514), (3, 995676), (4, 746757), (6, 497838), (9, 331892), (11, 271548), (12, 248919), (18, 165946), (19, 157212), (22, 135774), (33, 90516), (36, 82973), (38, 78606), (44, 67887), (57, 52404), (66, 45258), (76, 39303), (99, 30172), (114, 26202), (132, 22629), (171, 17468), (198, 15086), (209, 14292), (228, 13101), (342, 8734), (396, 7543), (397, 7524), (418, 7146), (627, 4764), (684, 4367), (794, 3762), (836, 3573), (1191, 2508), (1254, 2382), (1588, 1881)]