15493881

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{751}}^1$

素因数の和:813

約数の個数: 24

約数和(自身を含む): 23287936

約数和(自身を除く): 7794055

約数列:

[1, 3, 13, 23, 39, 69, 299, 529, 751, 897, 1587, 2253, 6877, 9763, 17273, 20631, 29289, 51819, 224549, 397279, 673647, 1191837, 5164627, 15493881]

約数ペア:

[(1, 15493881), (3, 5164627), (13, 1191837), (23, 673647), (39, 397279), (69, 224549), (299, 51819), (529, 29289), (751, 20631), (897, 17273), (1587, 9763), (2253, 6877)]