71316855

素因数分解:

$3^5\times 5^1\times {\mathrm{79}}^1\times {\mathrm{743}}^1$

素因数の和:842

約数の個数: 48

約数和(自身を含む): 129991680

約数和(自身を除く): 58674825

約数列:

[1, 3, 5, 9, 15, 27, 45, 79, 81, 135, 237, 243, 395, 405, 711, 743, 1185, 1215, 2133, 2229, 3555, 3715, 6399, 6687, 10665, 11145, 19197, 20061, 31995, 33435, 58697, 60183, 95985, 100305, 176091, 180549, 293485, 300915, 528273, 880455, 902745, 1584819, 2641365, 4754457, 7924095, 14263371, 23772285, 71316855]

約数ペア:

[(1, 71316855), (3, 23772285), (5, 14263371), (9, 7924095), (15, 4754457), (27, 2641365), (45, 1584819), (79, 902745), (81, 880455), (135, 528273), (237, 300915), (243, 293485), (395, 180549), (405, 176091), (711, 100305), (743, 95985), (1185, 60183), (1215, 58697), (2133, 33435), (2229, 31995), (3555, 20061), (3715, 19197), (6399, 11145), (6687, 10665)]