78686538

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{487}}^1\times {\mathrm{3847}}^1$

素因数の和:4346

約数の個数: 32

約数和(自身を含む): 180271104

約数和(自身を除く): 101584566

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 487, 974, 1461, 2922, 3409, 3847, 6818, 7694, 10227, 11541, 20454, 23082, 26929, 53858, 80787, 161574, 1873489, 3746978, 5620467, 11240934, 13114423, 26228846, 39343269, 78686538]

約数ペア:

[(1, 78686538), (2, 39343269), (3, 26228846), (6, 13114423), (7, 11240934), (14, 5620467), (21, 3746978), (42, 1873489), (487, 161574), (974, 80787), (1461, 53858), (2922, 26929), (3409, 23082), (3847, 20454), (6818, 11541), (7694, 10227)]