399545358

素因数分解:

$2^1\times 3^1\times {\mathrm{491}}^1\times {\mathrm{135623}}^1$

素因数の和:136119

約数の個数: 16

約数和(自身を含む): 800724096

約数和(自身を除く): 401178738

約数列:

[1, 2, 3, 6, 491, 982, 1473, 2946, 135623, 271246, 406869, 813738, 66590893, 133181786, 199772679, 399545358]

約数ペア:

[(1, 399545358), (2, 199772679), (3, 133181786), (6, 66590893), (491, 813738), (982, 406869), (1473, 271246), (2946, 135623)]