249749010

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{396427}}^1$

素因数の和:396447

約数の個数: 48

約数和(自身を含む): 742113216

約数和(自身を除く): 492364206

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 396427, 792854, 1189281, 1982135, 2378562, 2774989, 3567843, 3964270, 5549978, 5946405, 7135686, 8324967, 11892810, 13874945, 16649934, 17839215, 24974901, 27749890, 35678430, 41624835, 49949802, 83249670, 124874505, 249749010]

約数ペア:

[(1, 249749010), (2, 124874505), (3, 83249670), (5, 49949802), (6, 41624835), (7, 35678430), (9, 27749890), (10, 24974901), (14, 17839215), (15, 16649934), (18, 13874945), (21, 11892810), (30, 8324967), (35, 7135686), (42, 5946405), (45, 5549978), (63, 3964270), (70, 3567843), (90, 2774989), (105, 2378562), (126, 1982135), (210, 1189281), (315, 792854), (630, 396427)]