418094

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:235

約数の個数: 16

約数和(自身を含む): 669600

約数和(自身を除く): 251506

約数列:

[1, 2, 23, 46, 61, 122, 149, 298, 1403, 2806, 3427, 6854, 9089, 18178, 209047, 418094]

約数ペア:

[(1, 418094), (2, 209047), (23, 18178), (46, 9089), (61, 6854), (122, 3427), (149, 2806), (298, 1403)]