81263105

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{211073}}^1$

素因数の和:211096

約数の個数: 16

約数和(自身を含む): 121578624

約数和(自身を除く): 40315519

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 211073, 1055365, 1477511, 2321803, 7387555, 11609015, 16252621, 81263105]

約数ペア:

[(1, 81263105), (5, 16252621), (7, 11609015), (11, 7387555), (35, 2321803), (55, 1477511), (77, 1055365), (385, 211073)]