287326575

素因数分解:

$3^3\times 5^2\times {\mathrm{151}}^1\times {\mathrm{2819}}^1$

素因数の和:2989

約数の個数: 48

約数和(自身を含む): 531513600

約数和(自身を除く): 244187025

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 151, 225, 453, 675, 755, 1359, 2265, 2819, 3775, 4077, 6795, 8457, 11325, 14095, 20385, 25371, 33975, 42285, 70475, 76113, 101925, 126855, 211425, 380565, 425669, 634275, 1277007, 1902825, 2128345, 3831021, 6385035, 10641725, 11493063, 19155105, 31925175, 57465315, 95775525, 287326575]

約数ペア:

[(1, 287326575), (3, 95775525), (5, 57465315), (9, 31925175), (15, 19155105), (25, 11493063), (27, 10641725), (45, 6385035), (75, 3831021), (135, 2128345), (151, 1902825), (225, 1277007), (453, 634275), (675, 425669), (755, 380565), (1359, 211425), (2265, 126855), (2819, 101925), (3775, 76113), (4077, 70475), (6795, 42285), (8457, 33975), (11325, 25371), (14095, 20385)]