245396538

素因数分解:

$2^1\times 3^2\times {\mathrm{13633141}}^1$

素因数の和:13633149

約数の個数: 12

約数和(自身を含む): 531692538

約数和(自身を除く): 286296000

約数列:

[1, 2, 3, 6, 9, 18, 13633141, 27266282, 40899423, 81798846, 122698269, 245396538]

約数ペア:

[(1, 245396538), (2, 122698269), (3, 81798846), (6, 40899423), (9, 27266282), (18, 13633141)]