201388023

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{389}}^1$

素因数の和:520

約数の個数: 48

約数和(自身を含む): 316854720

約数和(自身を除く): 115466697

約数列:

[1, 3, 9, 23, 41, 61, 69, 123, 183, 207, 369, 389, 549, 943, 1167, 1403, 2501, 2829, 3501, 4209, 7503, 8487, 8947, 12627, 15949, 22509, 23729, 26841, 47847, 57523, 71187, 80523, 143541, 172569, 213561, 366827, 517707, 545767, 972889, 1100481, 1637301, 2918667, 3301443, 4911903, 8756001, 22376447, 67129341, 201388023]

約数ペア:

[(1, 201388023), (3, 67129341), (9, 22376447), (23, 8756001), (41, 4911903), (61, 3301443), (69, 2918667), (123, 1637301), (183, 1100481), (207, 972889), (369, 545767), (389, 517707), (549, 366827), (943, 213561), (1167, 172569), (1403, 143541), (2501, 80523), (2829, 71187), (3501, 57523), (4209, 47847), (7503, 26841), (8487, 23729), (8947, 22509), (12627, 15949)]