12556005

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1553}}^1$

素因数の和:1586

約数の個数: 48

約数和(自身を含む): 25510464

約数和(自身を除く): 12954459

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 49, 55, 77, 105, 147, 165, 231, 245, 385, 539, 735, 1155, 1553, 1617, 2695, 4659, 7765, 8085, 10871, 17083, 23295, 32613, 51249, 54355, 76097, 85415, 119581, 163065, 228291, 256245, 358743, 380485, 597905, 837067, 1141455, 1793715, 2511201, 4185335, 12556005]

約数ペア:

[(1, 12556005), (3, 4185335), (5, 2511201), (7, 1793715), (11, 1141455), (15, 837067), (21, 597905), (33, 380485), (35, 358743), (49, 256245), (55, 228291), (77, 163065), (105, 119581), (147, 85415), (165, 76097), (231, 54355), (245, 51249), (385, 32613), (539, 23295), (735, 17083), (1155, 10871), (1553, 8085), (1617, 7765), (2695, 4659)]