31396329

素因数分解:

$3^5\times {\mathrm{47}}^1\times {\mathrm{2749}}^1$

素因数の和:2811

約数の個数: 24

約数和(自身を含む): 48048000

約数和(自身を除く): 16651671

約数列:

[1, 3, 9, 27, 47, 81, 141, 243, 423, 1269, 2749, 3807, 8247, 11421, 24741, 74223, 129203, 222669, 387609, 668007, 1162827, 3488481, 10465443, 31396329]

約数ペア:

[(1, 31396329), (3, 10465443), (9, 3488481), (27, 1162827), (47, 668007), (81, 387609), (141, 222669), (243, 129203), (423, 74223), (1269, 24741), (2749, 11421), (3807, 8247)]