81184068

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{8707}}^1$

素因数の和:8761

約数の個数: 72

約数和(自身を含む): 240898112

約数和(自身を除く): 159714044

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 37, 42, 63, 74, 84, 111, 126, 148, 222, 252, 259, 333, 444, 518, 666, 777, 1036, 1332, 1554, 2331, 3108, 4662, 8707, 9324, 17414, 26121, 34828, 52242, 60949, 78363, 104484, 121898, 156726, 182847, 243796, 313452, 322159, 365694, 548541, 644318, 731388, 966477, 1097082, 1288636, 1932954, 2194164, 2255113, 2899431, 3865908, 4510226, 5798862, 6765339, 9020452, 11597724, 13530678, 20296017, 27061356, 40592034, 81184068]

約数ペア:

[(1, 81184068), (2, 40592034), (3, 27061356), (4, 20296017), (6, 13530678), (7, 11597724), (9, 9020452), (12, 6765339), (14, 5798862), (18, 4510226), (21, 3865908), (28, 2899431), (36, 2255113), (37, 2194164), (42, 1932954), (63, 1288636), (74, 1097082), (84, 966477), (111, 731388), (126, 644318), (148, 548541), (222, 365694), (252, 322159), (259, 313452), (333, 243796), (444, 182847), (518, 156726), (666, 121898), (777, 104484), (1036, 78363), (1332, 60949), (1554, 52242), (2331, 34828), (3108, 26121), (4662, 17414), (8707, 9324)]