78857142

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{144427}}^1$

素因数の和:144452

約数の個数: 32

約数和(自身を含む): 194111232

約数和(自身を除く): 115254090

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 182, 273, 546, 144427, 288854, 433281, 866562, 1010989, 1877551, 2021978, 3032967, 3755102, 5632653, 6065934, 11265306, 13142857, 26285714, 39428571, 78857142]

約数ペア:

[(1, 78857142), (2, 39428571), (3, 26285714), (6, 13142857), (7, 11265306), (13, 6065934), (14, 5632653), (21, 3755102), (26, 3032967), (39, 2021978), (42, 1877551), (78, 1010989), (91, 866562), (182, 433281), (273, 288854), (546, 144427)]