84127815

素因数分解:

$3^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{4073}}^1$

素因数の和:4110

約数の個数: 48

約数和(自身を含む): 160157088

約数和(自身を除く): 76029273

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 81, 85, 135, 153, 243, 255, 405, 459, 765, 1215, 1377, 2295, 4073, 4131, 6885, 12219, 20365, 20655, 36657, 61095, 69241, 109971, 183285, 207723, 329913, 346205, 549855, 623169, 989739, 1038615, 1649565, 1869507, 3115845, 4948695, 5608521, 9347535, 16825563, 28042605, 84127815]

約数ペア:

[(1, 84127815), (3, 28042605), (5, 16825563), (9, 9347535), (15, 5608521), (17, 4948695), (27, 3115845), (45, 1869507), (51, 1649565), (81, 1038615), (85, 989739), (135, 623169), (153, 549855), (243, 346205), (255, 329913), (405, 207723), (459, 183285), (765, 109971), (1215, 69241), (1377, 61095), (2295, 36657), (4073, 20655), (4131, 20365), (6885, 12219)]