279435519

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{1097}}^1$

素因数の和:1228

約数の個数: 48

約数和(自身を含む): 460422144

約数和(自身を除く): 180986625

約数列:

[1, 3, 9, 11, 31, 33, 83, 93, 99, 249, 279, 341, 747, 913, 1023, 1097, 2573, 2739, 3069, 3291, 7719, 8217, 9873, 12067, 23157, 28303, 34007, 36201, 84909, 91051, 102021, 108603, 254727, 273153, 306063, 374077, 819459, 1001561, 1122231, 2822581, 3004683, 3366693, 8467743, 9014049, 25403229, 31048391, 93145173, 279435519]

約数ペア:

[(1, 279435519), (3, 93145173), (9, 31048391), (11, 25403229), (31, 9014049), (33, 8467743), (83, 3366693), (93, 3004683), (99, 2822581), (249, 1122231), (279, 1001561), (341, 819459), (747, 374077), (913, 306063), (1023, 273153), (1097, 254727), (2573, 108603), (2739, 102021), (3069, 91051), (3291, 84909), (7719, 36201), (8217, 34007), (9873, 28303), (12067, 23157)]