72240129

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{173}}^1$

素因数の和:318

約数の個数: 48

約数和(自身を含む): 117044928

約数和(自身を除く): 44804799

約数列:

[1, 3, 9, 13, 39, 43, 83, 117, 129, 173, 249, 387, 519, 559, 747, 1079, 1557, 1677, 2249, 3237, 3569, 5031, 6747, 7439, 9711, 10707, 14359, 20241, 22317, 32121, 43077, 46397, 66951, 96707, 129231, 139191, 186667, 290121, 417573, 560001, 617437, 870363, 1680003, 1852311, 5556933, 8026681, 24080043, 72240129]

約数ペア:

[(1, 72240129), (3, 24080043), (9, 8026681), (13, 5556933), (39, 1852311), (43, 1680003), (83, 870363), (117, 617437), (129, 560001), (173, 417573), (249, 290121), (387, 186667), (519, 139191), (559, 129231), (747, 96707), (1079, 66951), (1557, 46397), (1677, 43077), (2249, 32121), (3237, 22317), (3569, 20241), (5031, 14359), (6747, 10707), (7439, 9711)]