388444155

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{1033}}^1$

素因数の和:1148

約数の個数: 64

約数和(自身を含む): 707553792

約数和(自身を除く): 319109637

約数列:

[1, 3, 5, 11, 15, 33, 43, 53, 55, 129, 159, 165, 215, 265, 473, 583, 645, 795, 1033, 1419, 1749, 2279, 2365, 2915, 3099, 5165, 6837, 7095, 8745, 11363, 11395, 15495, 25069, 34089, 34185, 44419, 54749, 56815, 75207, 125345, 133257, 164247, 170445, 222095, 273745, 376035, 488609, 602239, 666285, 821235, 1465827, 1806717, 2354207, 2443045, 3011195, 7062621, 7329135, 9033585, 11771035, 25896277, 35313105, 77688831, 129481385, 388444155]

約数ペア:

[(1, 388444155), (3, 129481385), (5, 77688831), (11, 35313105), (15, 25896277), (33, 11771035), (43, 9033585), (53, 7329135), (55, 7062621), (129, 3011195), (159, 2443045), (165, 2354207), (215, 1806717), (265, 1465827), (473, 821235), (583, 666285), (645, 602239), (795, 488609), (1033, 376035), (1419, 273745), (1749, 222095), (2279, 170445), (2365, 164247), (2915, 133257), (3099, 125345), (5165, 75207), (6837, 56815), (7095, 54749), (8745, 44419), (11363, 34185), (11395, 34089), (15495, 25069)]