31486635

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{521}}^1$

素因数の和:628

約数の個数: 48

約数和(自身を含む): 58631040

約数和(自身を除く): 27144405

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 79, 85, 153, 237, 255, 395, 521, 711, 765, 1185, 1343, 1563, 2605, 3555, 4029, 4689, 6715, 7815, 8857, 12087, 20145, 23445, 26571, 41159, 44285, 60435, 79713, 123477, 132855, 205795, 370431, 398565, 617385, 699703, 1852155, 2099109, 3498515, 6297327, 10495545, 31486635]

約数ペア:

[(1, 31486635), (3, 10495545), (5, 6297327), (9, 3498515), (15, 2099109), (17, 1852155), (45, 699703), (51, 617385), (79, 398565), (85, 370431), (153, 205795), (237, 132855), (255, 123477), (395, 79713), (521, 60435), (711, 44285), (765, 41159), (1185, 26571), (1343, 23445), (1563, 20145), (2605, 12087), (3555, 8857), (4029, 7815), (4689, 6715)]