54872895

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{617}}^1$

素因数の和:661

約数の個数: 72

約数和(自身を含む): 112441392

約数和(自身を除く): 57568497

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 49, 55, 77, 105, 121, 147, 165, 231, 245, 363, 385, 539, 605, 617, 735, 847, 1155, 1617, 1815, 1851, 2541, 2695, 3085, 4235, 4319, 5929, 6787, 8085, 9255, 12705, 12957, 17787, 20361, 21595, 29645, 30233, 33935, 47509, 64785, 74657, 88935, 90699, 101805, 142527, 151165, 223971, 237545, 332563, 373285, 453495, 522599, 712635, 997689, 1119855, 1567797, 1662815, 2612995, 3658193, 4988445, 7838985, 10974579, 18290965, 54872895]

約数ペア:

[(1, 54872895), (3, 18290965), (5, 10974579), (7, 7838985), (11, 4988445), (15, 3658193), (21, 2612995), (33, 1662815), (35, 1567797), (49, 1119855), (55, 997689), (77, 712635), (105, 522599), (121, 453495), (147, 373285), (165, 332563), (231, 237545), (245, 223971), (363, 151165), (385, 142527), (539, 101805), (605, 90699), (617, 88935), (735, 74657), (847, 64785), (1155, 47509), (1617, 33935), (1815, 30233), (1851, 29645), (2541, 21595), (2695, 20361), (3085, 17787), (4235, 12957), (4319, 12705), (5929, 9255), (6787, 8085)]