211672538

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1374497}}^1$

素因数の和:1374517

約数の個数: 16

約数和(自身を含む): 395855424

約数和(自身を除く): 184182886

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 1374497, 2748994, 9621479, 15119467, 19242958, 30238934, 105836269, 211672538]

約数ペア:

[(1, 211672538), (2, 105836269), (7, 30238934), (11, 19242958), (14, 15119467), (22, 9621479), (77, 2748994), (154, 1374497)]