77906475

素因数分解:

$3^3\times 5^2\times {\mathrm{211}}^1\times {\mathrm{547}}^1$

素因数の和:777

約数の個数: 48

約数和(自身を含む): 144058240

約数和(自身を除く): 66151765

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 211, 225, 547, 633, 675, 1055, 1641, 1899, 2735, 3165, 4923, 5275, 5697, 8205, 9495, 13675, 14769, 15825, 24615, 28485, 41025, 47475, 73845, 115417, 123075, 142425, 346251, 369225, 577085, 1038753, 1731255, 2885425, 3116259, 5193765, 8656275, 15581295, 25968825, 77906475]

約数ペア:

[(1, 77906475), (3, 25968825), (5, 15581295), (9, 8656275), (15, 5193765), (25, 3116259), (27, 2885425), (45, 1731255), (75, 1038753), (135, 577085), (211, 369225), (225, 346251), (547, 142425), (633, 123075), (675, 115417), (1055, 73845), (1641, 47475), (1899, 41025), (2735, 28485), (3165, 24615), (4923, 15825), (5275, 14769), (5697, 13675), (8205, 9495)]