2100860545

素因数分解:

$5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{1697}}^1$

素因数の和:1910

約数の個数: 48

約数和(自身を含む): 3047597568

約数和(自身を除く): 946737023

約数列:

[1, 5, 7, 31, 35, 49, 155, 163, 217, 245, 815, 1085, 1141, 1519, 1697, 5053, 5705, 7595, 7987, 8485, 11879, 25265, 35371, 39935, 52607, 59395, 83153, 176855, 247597, 263035, 276611, 368249, 415765, 1237985, 1383055, 1841245, 1936277, 2577743, 8574941, 9681385, 12888715, 13553939, 42874705, 60024587, 67769695, 300122935, 420172109, 2100860545]

約数ペア:

[(1, 2100860545), (5, 420172109), (7, 300122935), (31, 67769695), (35, 60024587), (49, 42874705), (155, 13553939), (163, 12888715), (217, 9681385), (245, 8574941), (815, 2577743), (1085, 1936277), (1141, 1841245), (1519, 1383055), (1697, 1237985), (5053, 415765), (5705, 368249), (7595, 276611), (7987, 263035), (8485, 247597), (11879, 176855), (25265, 83153), (35371, 59395), (39935, 52607)]