2551353315

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{4079}}^1$

素因数の和:4161

約数の個数: 96

約数和(自身を含む): 5090273280

約数和(自身を除く): 2538919965

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 37, 49, 69, 105, 111, 115, 147, 161, 185, 245, 259, 345, 483, 555, 735, 777, 805, 851, 1127, 1295, 1813, 2415, 2553, 3381, 3885, 4079, 4255, 5439, 5635, 5957, 9065, 12237, 12765, 16905, 17871, 20395, 27195, 28553, 29785, 41699, 61185, 85659, 89355, 93817, 125097, 142765, 150923, 199871, 208495, 281451, 428295, 452769, 469085, 599613, 625485, 656719, 754615, 999355, 1056461, 1407255, 1970157, 2263845, 2998065, 3169383, 3283595, 3471229, 4597033, 5282305, 7395227, 9850785, 10413687, 13791099, 15846915, 17356145, 22185681, 22985165, 24298603, 36976135, 52068435, 68955495, 72895809, 110928405, 121493015, 170090221, 364479045, 510270663, 850451105, 2551353315]

約数ペア:

[(1, 2551353315), (3, 850451105), (5, 510270663), (7, 364479045), (15, 170090221), (21, 121493015), (23, 110928405), (35, 72895809), (37, 68955495), (49, 52068435), (69, 36976135), (105, 24298603), (111, 22985165), (115, 22185681), (147, 17356145), (161, 15846915), (185, 13791099), (245, 10413687), (259, 9850785), (345, 7395227), (483, 5282305), (555, 4597033), (735, 3471229), (777, 3283595), (805, 3169383), (851, 2998065), (1127, 2263845), (1295, 1970157), (1813, 1407255), (2415, 1056461), (2553, 999355), (3381, 754615), (3885, 656719), (4079, 625485), (4255, 599613), (5439, 469085), (5635, 452769), (5957, 428295), (9065, 281451), (12237, 208495), (12765, 199871), (16905, 150923), (17871, 142765), (20395, 125097), (27195, 93817), (28553, 89355), (29785, 85659), (41699, 61185)]