27984981

素因数分解:

$3^1\times {\mathrm{151}}^1\times {\mathrm{163}}^1\times {\mathrm{379}}^1$

素因数の和:696

約数の個数: 16

約数和(自身を含む): 37890560

約数和(自身を除く): 9905579

約数列:

[1, 3, 151, 163, 379, 453, 489, 1137, 24613, 57229, 61777, 73839, 171687, 185331, 9328327, 27984981]

約数ペア:

[(1, 27984981), (3, 9328327), (151, 185331), (163, 171687), (379, 73839), (453, 61777), (489, 57229), (1137, 24613)]