287589618

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{307}}^1\times {\mathrm{733}}^1$

素因数の和:1119

約数の個数: 48

約数和(自身を含む): 634810176

約数和(自身を除く): 347220558

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 307, 426, 614, 639, 733, 921, 1278, 1466, 1842, 2199, 2763, 4398, 5526, 6597, 13194, 21797, 43594, 52043, 65391, 104086, 130782, 156129, 196173, 225031, 312258, 392346, 450062, 468387, 675093, 936774, 1350186, 2025279, 4050558, 15977201, 31954402, 47931603, 95863206, 143794809, 287589618]

約数ペア:

[(1, 287589618), (2, 143794809), (3, 95863206), (6, 47931603), (9, 31954402), (18, 15977201), (71, 4050558), (142, 2025279), (213, 1350186), (307, 936774), (426, 675093), (614, 468387), (639, 450062), (733, 392346), (921, 312258), (1278, 225031), (1466, 196173), (1842, 156129), (2199, 130782), (2763, 104086), (4398, 65391), (5526, 52043), (6597, 43594), (13194, 21797)]