87740655

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{1901}}^1$

素因数の和:2107

約数の個数: 32

約数和(自身を含む): 149542848

約数和(自身を除く): 61802193

約数列:

[1, 3, 5, 15, 17, 51, 85, 181, 255, 543, 905, 1901, 2715, 3077, 5703, 9231, 9505, 15385, 28515, 32317, 46155, 96951, 161585, 344081, 484755, 1032243, 1720405, 5161215, 5849377, 17548131, 29246885, 87740655]

約数ペア:

[(1, 87740655), (3, 29246885), (5, 17548131), (15, 5849377), (17, 5161215), (51, 1720405), (85, 1032243), (181, 484755), (255, 344081), (543, 161585), (905, 96951), (1901, 46155), (2715, 32317), (3077, 28515), (5703, 15385), (9231, 9505)]