31481530

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{108557}}^1$

素因数の和:108593

約数の個数: 16

約数和(自身を含む): 58621320

約数和(自身を除く): 27139790

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 108557, 217114, 542785, 1085570, 3148153, 6296306, 15740765, 31481530]

約数ペア:

[(1, 31481530), (2, 15740765), (5, 6296306), (10, 3148153), (29, 1085570), (58, 542785), (145, 217114), (290, 108557)]