489903466

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{400903}}^1$

素因数の和:400965

約数の個数: 16

約数和(自身を含む): 808222464

約数和(自身を除く): 318318998

約数列:

[1, 2, 13, 26, 47, 94, 611, 1222, 400903, 801806, 5211739, 10423478, 18842441, 37684882, 244951733, 489903466]

約数ペア:

[(1, 489903466), (2, 244951733), (13, 37684882), (26, 18842441), (47, 10423478), (94, 5211739), (611, 801806), (1222, 400903)]