137781890

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{4513}}^1$

素因数の和:4634

約数の個数: 32

約数和(自身を含む): 257406336

約数和(自身を除く): 119624446

約数列:

[1, 2, 5, 10, 43, 71, 86, 142, 215, 355, 430, 710, 3053, 4513, 6106, 9026, 15265, 22565, 30530, 45130, 194059, 320423, 388118, 640846, 970295, 1602115, 1940590, 3204230, 13778189, 27556378, 68890945, 137781890]

約数ペア:

[(1, 137781890), (2, 68890945), (5, 27556378), (10, 13778189), (43, 3204230), (71, 1940590), (86, 1602115), (142, 970295), (215, 640846), (355, 388118), (430, 320423), (710, 194059), (3053, 45130), (4513, 30530), (6106, 22565), (9026, 15265)]