722757321

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2687}}^1$

素因数の和:2747

約数の個数: 72

約数和(自身を含む): 1301314560

約数和(自身を除く): 578557239

約数列:

[1, 3, 9, 11, 13, 19, 33, 39, 57, 99, 117, 121, 143, 171, 209, 247, 363, 429, 627, 741, 1089, 1287, 1573, 1881, 2223, 2299, 2687, 2717, 4719, 6897, 8061, 8151, 14157, 20691, 24183, 24453, 29557, 29887, 34931, 51053, 88671, 89661, 104793, 153159, 266013, 268983, 314379, 325127, 384241, 459477, 561583, 663689, 975381, 1152723, 1684749, 1991067, 2926143, 3458169, 4226651, 5054247, 5973201, 6177413, 7300579, 12679953, 18532239, 21901737, 38039859, 55596717, 65705211, 80306369, 240919107, 722757321]

約数ペア:

[(1, 722757321), (3, 240919107), (9, 80306369), (11, 65705211), (13, 55596717), (19, 38039859), (33, 21901737), (39, 18532239), (57, 12679953), (99, 7300579), (117, 6177413), (121, 5973201), (143, 5054247), (171, 4226651), (209, 3458169), (247, 2926143), (363, 1991067), (429, 1684749), (627, 1152723), (741, 975381), (1089, 663689), (1287, 561583), (1573, 459477), (1881, 384241), (2223, 325127), (2299, 314379), (2687, 268983), (2717, 266013), (4719, 153159), (6897, 104793), (8061, 89661), (8151, 88671), (14157, 51053), (20691, 34931), (24183, 29887), (24453, 29557)]