80220399

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{683}}^1$

素因数の和:764

約数の個数: 48

約数和(自身を含む): 134742528

約数和(自身を除く): 54522129

約数列:

[1, 3, 7, 17, 21, 47, 49, 51, 119, 141, 147, 329, 357, 683, 799, 833, 987, 2049, 2303, 2397, 2499, 4781, 5593, 6909, 11611, 14343, 16779, 32101, 33467, 34833, 39151, 81277, 96303, 100401, 117453, 224707, 243831, 545717, 568939, 674121, 1572949, 1637151, 1706817, 3820019, 4718847, 11460057, 26740133, 80220399]

約数ペア:

[(1, 80220399), (3, 26740133), (7, 11460057), (17, 4718847), (21, 3820019), (47, 1706817), (49, 1637151), (51, 1572949), (119, 674121), (141, 568939), (147, 545717), (329, 243831), (357, 224707), (683, 117453), (799, 100401), (833, 96303), (987, 81277), (2049, 39151), (2303, 34833), (2397, 33467), (2499, 32101), (4781, 16779), (5593, 14343), (6909, 11611)]