47388939

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{3671}}^1$

素因数の和:4018

約数の個数: 16

約数和(自身を含む): 68269824

約数和(自身を除く): 20880885

約数列:

[1, 3, 13, 39, 331, 993, 3671, 4303, 11013, 12909, 47723, 143169, 1215101, 3645303, 15796313, 47388939]

約数ペア:

[(1, 47388939), (3, 15796313), (13, 3645303), (39, 1215101), (331, 143169), (993, 47723), (3671, 12909), (4303, 11013)]