987749276

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{178037}}^1$

素因数の和:178133

約数の個数: 24

約数和(自身を含む): 1844473680

約数和(自身を除く): 856724404

約数列:

[1, 2, 4, 19, 38, 73, 76, 146, 292, 1387, 2774, 5548, 178037, 356074, 712148, 3382703, 6765406, 12996701, 13530812, 25993402, 51986804, 246937319, 493874638, 987749276]

約数ペア:

[(1, 987749276), (2, 493874638), (4, 246937319), (19, 51986804), (38, 25993402), (73, 13530812), (76, 12996701), (146, 6765406), (292, 3382703), (1387, 712148), (2774, 356074), (5548, 178037)]