247990590

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{263}}^1\times {\mathrm{10477}}^1$

素因数の和:10753

約数の個数: 48

約数和(自身を含む): 647288928

約数和(自身を除く): 399298338

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 263, 526, 789, 1315, 1578, 2367, 2630, 3945, 4734, 7890, 10477, 11835, 20954, 23670, 31431, 52385, 62862, 94293, 104770, 157155, 188586, 314310, 471465, 942930, 2755451, 5510902, 8266353, 13777255, 16532706, 24799059, 27554510, 41331765, 49598118, 82663530, 123995295, 247990590]

約数ペア:

[(1, 247990590), (2, 123995295), (3, 82663530), (5, 49598118), (6, 41331765), (9, 27554510), (10, 24799059), (15, 16532706), (18, 13777255), (30, 8266353), (45, 5510902), (90, 2755451), (263, 942930), (526, 471465), (789, 314310), (1315, 188586), (1578, 157155), (2367, 104770), (2630, 94293), (3945, 62862), (4734, 52385), (7890, 31431), (10477, 23670), (11835, 20954)]