201571779

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{197}}^1\times {\mathrm{619}}^1$

素因数の和:867

約数の個数: 32

約数和(自身を含む): 294624000

約数和(自身を除く): 93052221

約数列:

[1, 3, 19, 29, 57, 87, 197, 551, 591, 619, 1653, 1857, 3743, 5713, 11229, 11761, 17139, 17951, 35283, 53853, 108547, 121943, 325641, 341069, 365829, 1023207, 2316917, 3536347, 6950751, 10609041, 67190593, 201571779]

約数ペア:

[(1, 201571779), (3, 67190593), (19, 10609041), (29, 6950751), (57, 3536347), (87, 2316917), (197, 1023207), (551, 365829), (591, 341069), (619, 325641), (1653, 121943), (1857, 108547), (3743, 53853), (5713, 35283), (11229, 17951), (11761, 17139)]