71889972

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^3\times {\mathrm{643}}^1$

素因数の和:690

約数の個数: 96

約数和(自身を含む): 211190784

約数和(自身を除く): 139300812

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 66, 77, 84, 121, 132, 154, 231, 242, 308, 363, 462, 484, 643, 726, 847, 924, 1286, 1331, 1452, 1694, 1929, 2541, 2572, 2662, 3388, 3858, 3993, 4501, 5082, 5324, 7073, 7716, 7986, 9002, 9317, 10164, 13503, 14146, 15972, 18004, 18634, 21219, 27006, 27951, 28292, 37268, 42438, 49511, 54012, 55902, 77803, 84876, 99022, 111804, 148533, 155606, 198044, 233409, 297066, 311212, 466818, 544621, 594132, 855833, 933636, 1089242, 1633863, 1711666, 2178484, 2567499, 3267726, 3423332, 5134998, 5990831, 6535452, 10269996, 11981662, 17972493, 23963324, 35944986, 71889972]

約数ペア:

[(1, 71889972), (2, 35944986), (3, 23963324), (4, 17972493), (6, 11981662), (7, 10269996), (11, 6535452), (12, 5990831), (14, 5134998), (21, 3423332), (22, 3267726), (28, 2567499), (33, 2178484), (42, 1711666), (44, 1633863), (66, 1089242), (77, 933636), (84, 855833), (121, 594132), (132, 544621), (154, 466818), (231, 311212), (242, 297066), (308, 233409), (363, 198044), (462, 155606), (484, 148533), (643, 111804), (726, 99022), (847, 84876), (924, 77803), (1286, 55902), (1331, 54012), (1452, 49511), (1694, 42438), (1929, 37268), (2541, 28292), (2572, 27951), (2662, 27006), (3388, 21219), (3858, 18634), (3993, 18004), (4501, 15972), (5082, 14146), (5324, 13503), (7073, 10164), (7716, 9317), (7986, 9002)]