488497555

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{431}}^1$

素因数の和:556

約数の個数: 64

約数和(自身を含む): 752467968

約数和(自身を除く): 263970413

約数列:

[1, 5, 7, 13, 35, 47, 53, 65, 91, 235, 265, 329, 371, 431, 455, 611, 689, 1645, 1855, 2155, 2491, 3017, 3055, 3445, 4277, 4823, 5603, 12455, 15085, 17437, 20257, 21385, 22843, 24115, 28015, 32383, 39221, 87185, 101285, 114215, 141799, 159901, 161915, 196105, 226681, 263341, 296959, 708995, 799505, 1073621, 1133405, 1316705, 1484795, 1843387, 2078713, 5368105, 7515347, 9216935, 10393565, 13957073, 37576735, 69785365, 97699511, 488497555]

約数ペア:

[(1, 488497555), (5, 97699511), (7, 69785365), (13, 37576735), (35, 13957073), (47, 10393565), (53, 9216935), (65, 7515347), (91, 5368105), (235, 2078713), (265, 1843387), (329, 1484795), (371, 1316705), (431, 1133405), (455, 1073621), (611, 799505), (689, 708995), (1645, 296959), (1855, 263341), (2155, 226681), (2491, 196105), (3017, 161915), (3055, 159901), (3445, 141799), (4277, 114215), (4823, 101285), (5603, 87185), (12455, 39221), (15085, 32383), (17437, 28015), (20257, 24115), (21385, 22843)]