26661831

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{227}}^1$

素因数の和:308

約数の個数: 48

約数和(自身を含む): 44914176

約数和(自身を除く): 18252345

約数列:

[1, 3, 7, 17, 21, 47, 49, 51, 119, 141, 147, 227, 329, 357, 681, 799, 833, 987, 1589, 2303, 2397, 2499, 3859, 4767, 5593, 6909, 10669, 11123, 11577, 16779, 27013, 32007, 33369, 39151, 74683, 81039, 117453, 181373, 189091, 224049, 522781, 544119, 567273, 1269611, 1568343, 3808833, 8887277, 26661831]

約数ペア:

[(1, 26661831), (3, 8887277), (7, 3808833), (17, 1568343), (21, 1269611), (47, 567273), (49, 544119), (51, 522781), (119, 224049), (141, 189091), (147, 181373), (227, 117453), (329, 81039), (357, 74683), (681, 39151), (799, 33369), (833, 32007), (987, 27013), (1589, 16779), (2303, 11577), (2397, 11123), (2499, 10669), (3859, 6909), (4767, 5593)]