128969596

素因数分解:

$2^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{197}}^1\times {\mathrm{227}}^1$

素因数の和:538

約数の個数: 48

約数和(自身を含む): 262918656

約数和(自身を除く): 133949060

約数列:

[1, 2, 4, 7, 14, 28, 103, 197, 206, 227, 394, 412, 454, 721, 788, 908, 1379, 1442, 1589, 2758, 2884, 3178, 5516, 6356, 20291, 23381, 40582, 44719, 46762, 81164, 89438, 93524, 142037, 163667, 178876, 284074, 313033, 327334, 568148, 626066, 654668, 1252132, 4606057, 9212114, 18424228, 32242399, 64484798, 128969596]

約数ペア:

[(1, 128969596), (2, 64484798), (4, 32242399), (7, 18424228), (14, 9212114), (28, 4606057), (103, 1252132), (197, 654668), (206, 626066), (227, 568148), (394, 327334), (412, 313033), (454, 284074), (721, 178876), (788, 163667), (908, 142037), (1379, 93524), (1442, 89438), (1589, 81164), (2758, 46762), (2884, 44719), (3178, 40582), (5516, 23381), (6356, 20291)]