2589951

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{179}}^1$

素因数の和:255

約数の個数: 32

約数和(自身を含む): 4354560

約数和(自身を除く): 1764609

約数列:

[1, 3, 7, 13, 21, 39, 53, 91, 159, 179, 273, 371, 537, 689, 1113, 1253, 2067, 2327, 3759, 4823, 6981, 9487, 14469, 16289, 28461, 48867, 66409, 123331, 199227, 369993, 863317, 2589951]

約数ペア:

[(1, 2589951), (3, 863317), (7, 369993), (13, 199227), (21, 123331), (39, 66409), (53, 48867), (91, 28461), (159, 16289), (179, 14469), (273, 9487), (371, 6981), (537, 4823), (689, 3759), (1113, 2327), (1253, 2067)]