247130275

素因数分解:

$5^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{11867}}^1$

素因数の和:11908

約数の個数: 36

約数和(自身を含む): 377473608

約数和(自身を除く): 130343333

約数列:

[1, 5, 7, 17, 25, 35, 49, 85, 119, 175, 245, 425, 595, 833, 1225, 2975, 4165, 11867, 20825, 59335, 83069, 201739, 296675, 415345, 581483, 1008695, 1412173, 2076725, 2907415, 5043475, 7060865, 9885211, 14537075, 35304325, 49426055, 247130275]

約数ペア:

[(1, 247130275), (5, 49426055), (7, 35304325), (17, 14537075), (25, 9885211), (35, 7060865), (49, 5043475), (85, 2907415), (119, 2076725), (175, 1412173), (245, 1008695), (425, 581483), (595, 415345), (833, 296675), (1225, 201739), (2975, 83069), (4165, 59335), (11867, 20825)]