26758557

素因数分解:

$3^2\times 7^2\times {\mathrm{47}}^1\times {\mathrm{1291}}^1$

素因数の和:1358

約数の個数: 36

約数和(自身を含む): 45953856

約数和(自身を除く): 19195299

約数列:

[1, 3, 7, 9, 21, 47, 49, 63, 141, 147, 329, 423, 441, 987, 1291, 2303, 2961, 3873, 6909, 9037, 11619, 20727, 27111, 60677, 63259, 81333, 182031, 189777, 424739, 546093, 569331, 1274217, 2973173, 3822651, 8919519, 26758557]

約数ペア:

[(1, 26758557), (3, 8919519), (7, 3822651), (9, 2973173), (21, 1274217), (47, 569331), (49, 546093), (63, 424739), (141, 189777), (147, 182031), (329, 81333), (423, 63259), (441, 60677), (987, 27111), (1291, 20727), (2303, 11619), (2961, 9037), (3873, 6909)]