61223205

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{487}}^1$

素因数の和:558

約数の個数: 48

約数和(自身を含む): 107867520

約数和(自身を除く): 46644315

約数列:

[1, 3, 5, 15, 17, 29, 51, 85, 87, 145, 255, 289, 435, 487, 493, 867, 1445, 1461, 1479, 2435, 2465, 4335, 7305, 7395, 8279, 8381, 14123, 24837, 25143, 41395, 41905, 42369, 70615, 124185, 125715, 140743, 211845, 240091, 422229, 703715, 720273, 1200455, 2111145, 3601365, 4081547, 12244641, 20407735, 61223205]

約数ペア:

[(1, 61223205), (3, 20407735), (5, 12244641), (15, 4081547), (17, 3601365), (29, 2111145), (51, 1200455), (85, 720273), (87, 703715), (145, 422229), (255, 240091), (289, 211845), (435, 140743), (487, 125715), (493, 124185), (867, 70615), (1445, 42369), (1461, 41905), (1479, 41395), (2435, 25143), (2465, 24837), (4335, 14123), (7305, 8381), (7395, 8279)]