229757619

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{479}}^1$

素因数の和:760

約数の個数: 48

約数和(自身を含む): 386104320

約数和(自身を除く): 156346701

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 251, 273, 479, 637, 753, 1437, 1757, 1911, 3263, 3353, 5271, 6227, 9789, 10059, 12299, 18681, 22841, 23471, 36897, 43589, 68523, 70413, 120229, 130767, 159887, 305123, 360687, 479661, 841603, 915369, 1562977, 2524809, 4688931, 5891221, 10940839, 17673663, 32822517, 76585873, 229757619]

約数ペア:

[(1, 229757619), (3, 76585873), (7, 32822517), (13, 17673663), (21, 10940839), (39, 5891221), (49, 4688931), (91, 2524809), (147, 1562977), (251, 915369), (273, 841603), (479, 479661), (637, 360687), (753, 305123), (1437, 159887), (1757, 130767), (1911, 120229), (3263, 70413), (3353, 68523), (5271, 43589), (6227, 36897), (9789, 23471), (10059, 22841), (12299, 18681)]