71639178

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{241}}^1$

素因数の和:399

約数の個数: 64

約数和(自身を含む): 160672512

約数和(自身を除く): 89033334

約数列:

[1, 2, 3, 6, 13, 26, 37, 39, 74, 78, 103, 111, 206, 222, 241, 309, 481, 482, 618, 723, 962, 1339, 1443, 1446, 2678, 2886, 3133, 3811, 4017, 6266, 7622, 8034, 8917, 9399, 11433, 17834, 18798, 22866, 24823, 26751, 49543, 49646, 53502, 74469, 99086, 115921, 148629, 148938, 231842, 297258, 322699, 347763, 645398, 695526, 918451, 968097, 1836902, 1936194, 2755353, 5510706, 11939863, 23879726, 35819589, 71639178]

約数ペア:

[(1, 71639178), (2, 35819589), (3, 23879726), (6, 11939863), (13, 5510706), (26, 2755353), (37, 1936194), (39, 1836902), (74, 968097), (78, 918451), (103, 695526), (111, 645398), (206, 347763), (222, 322699), (241, 297258), (309, 231842), (481, 148938), (482, 148629), (618, 115921), (723, 99086), (962, 74469), (1339, 53502), (1443, 49646), (1446, 49543), (2678, 26751), (2886, 24823), (3133, 22866), (3811, 18798), (4017, 17834), (6266, 11433), (7622, 9399), (8034, 8917)]