1389717070

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{185543}}^1$

素因数の和:185664

約数の個数: 32

約数和(自身を含む): 2885580288

約数和(自身を除く): 1495863218

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 107, 214, 535, 749, 1070, 1498, 3745, 7490, 185543, 371086, 927715, 1298801, 1855430, 2597602, 6494005, 12988010, 19853101, 39706202, 99265505, 138971707, 198531010, 277943414, 694858535, 1389717070]

約数ペア:

[(1, 1389717070), (2, 694858535), (5, 277943414), (7, 198531010), (10, 138971707), (14, 99265505), (35, 39706202), (70, 19853101), (107, 12988010), (214, 6494005), (535, 2597602), (749, 1855430), (1070, 1298801), (1498, 927715), (3745, 371086), (7490, 185543)]