213232105

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{80923}}^1$

素因数の和:80976

約数の個数: 16

約数和(自身を含む): 279673344

約数和(自身を除く): 66441239

約数列:

[1, 5, 17, 31, 85, 155, 527, 2635, 80923, 404615, 1375691, 2508613, 6878455, 12543065, 42646421, 213232105]

約数ペア:

[(1, 213232105), (5, 42646421), (17, 12543065), (31, 6878455), (85, 2508613), (155, 1375691), (527, 404615), (2635, 80923)]