29278990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{225223}}^1$

素因数の和:225243

約数の個数: 16

約数和(自身を含む): 56756448

約数和(自身を除く): 27477458

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 225223, 450446, 1126115, 2252230, 2927899, 5855798, 14639495, 29278990]

約数ペア:

[(1, 29278990), (2, 14639495), (5, 5855798), (10, 2927899), (13, 2252230), (26, 1126115), (65, 450446), (130, 225223)]