7156978437

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{149543}}^1$

素因数の和:149649

約数の個数: 32

約数和(自身を含む): 11370129408

約数和(自身を除く): 4213150971

約数列:

[1, 3, 7, 21, 43, 53, 129, 159, 301, 371, 903, 1113, 2279, 6837, 15953, 47859, 149543, 448629, 1046801, 3140403, 6430349, 7925779, 19291047, 23777337, 45012443, 55480453, 135037329, 166441359, 340808497, 1022425491, 2385659479, 7156978437]

約数ペア:

[(1, 7156978437), (3, 2385659479), (7, 1022425491), (21, 340808497), (43, 166441359), (53, 135037329), (129, 55480453), (159, 45012443), (301, 23777337), (371, 19291047), (903, 7925779), (1113, 6430349), (2279, 3140403), (6837, 1046801), (15953, 448629), (47859, 149543)]