207921308

素因数分解:

$2^2\times 7^2\times {\mathrm{83}}^1\times {\mathrm{12781}}^1$

素因数の和:12882

約数の個数: 36

約数和(自身を含む): 428401512

約数和(自身を除く): 220480204

約数列:

[1, 2, 4, 7, 14, 28, 49, 83, 98, 166, 196, 332, 581, 1162, 2324, 4067, 8134, 12781, 16268, 25562, 51124, 89467, 178934, 357868, 626269, 1060823, 1252538, 2121646, 2505076, 4243292, 7425761, 14851522, 29703044, 51980327, 103960654, 207921308]

約数ペア:

[(1, 207921308), (2, 103960654), (4, 51980327), (7, 29703044), (14, 14851522), (28, 7425761), (49, 4243292), (83, 2505076), (98, 2121646), (166, 1252538), (196, 1060823), (332, 626269), (581, 357868), (1162, 178934), (2324, 89467), (4067, 51124), (8134, 25562), (12781, 16268)]