201281784

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{1811}}^1$

素因数の和:2252

約数の個数: 64

約数和(自身を含む): 550558080

約数和(自身を除く): 349276296

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 264, 421, 842, 1263, 1684, 1811, 2526, 3368, 3622, 4631, 5052, 5433, 7244, 9262, 10104, 10866, 13893, 14488, 18524, 19921, 21732, 27786, 37048, 39842, 43464, 55572, 59763, 79684, 111144, 119526, 159368, 239052, 478104, 762431, 1524862, 2287293, 3049724, 4574586, 6099448, 8386741, 9149172, 16773482, 18298344, 25160223, 33546964, 50320446, 67093928, 100640892, 201281784]

約数ペア:

[(1, 201281784), (2, 100640892), (3, 67093928), (4, 50320446), (6, 33546964), (8, 25160223), (11, 18298344), (12, 16773482), (22, 9149172), (24, 8386741), (33, 6099448), (44, 4574586), (66, 3049724), (88, 2287293), (132, 1524862), (264, 762431), (421, 478104), (842, 239052), (1263, 159368), (1684, 119526), (1811, 111144), (2526, 79684), (3368, 59763), (3622, 55572), (4631, 43464), (5052, 39842), (5433, 37048), (7244, 27786), (9262, 21732), (10104, 19921), (10866, 18524), (13893, 14488)]