78271317

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:290

約数の個数: 48

約数和(自身を含む): 124488000

約数和(自身を除く): 46216683

約数列:

[1, 3, 9, 19, 37, 57, 89, 111, 139, 171, 267, 333, 417, 703, 801, 1251, 1691, 2109, 2641, 3293, 5073, 5143, 6327, 7923, 9879, 12371, 15219, 15429, 23769, 29637, 37113, 46287, 62567, 97717, 111339, 187701, 235049, 293151, 457727, 563103, 705147, 879453, 1373181, 2115441, 4119543, 8696813, 26090439, 78271317]

約数ペア:

[(1, 78271317), (3, 26090439), (9, 8696813), (19, 4119543), (37, 2115441), (57, 1373181), (89, 879453), (111, 705147), (139, 563103), (171, 457727), (267, 293151), (333, 235049), (417, 187701), (703, 111339), (801, 97717), (1251, 62567), (1691, 46287), (2109, 37113), (2641, 29637), (3293, 23769), (5073, 15429), (5143, 15219), (6327, 12371), (7923, 9879)]