68875335

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{509}}^1$

素因数の和:648

約数の個数: 48

約数和(自身を含む): 124750080

約数和(自身を除く): 55874745

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 97, 155, 279, 291, 465, 485, 509, 873, 1395, 1455, 1527, 2545, 3007, 4365, 4581, 7635, 9021, 15035, 15779, 22905, 27063, 45105, 47337, 49373, 78895, 135315, 142011, 148119, 236685, 246865, 444357, 710055, 740595, 1530563, 2221785, 4591689, 7652815, 13775067, 22958445, 68875335]

約数ペア:

[(1, 68875335), (3, 22958445), (5, 13775067), (9, 7652815), (15, 4591689), (31, 2221785), (45, 1530563), (93, 740595), (97, 710055), (155, 444357), (279, 246865), (291, 236685), (465, 148119), (485, 142011), (509, 135315), (873, 78895), (1395, 49373), (1455, 47337), (1527, 45105), (2545, 27063), (3007, 22905), (4365, 15779), (4581, 15035), (7635, 9021)]