61491521

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{2609}}^1$

素因数の和:2673

約数の個数: 24

約数和(自身を含む): 79145640

約数和(自身を除く): 17654119

約数列:

[1, 7, 13, 37, 49, 91, 259, 481, 637, 1813, 2609, 3367, 18263, 23569, 33917, 96533, 127841, 237419, 675731, 1254929, 1661933, 4730117, 8784503, 61491521]

約数ペア:

[(1, 61491521), (7, 8784503), (13, 4730117), (37, 1661933), (49, 1254929), (91, 675731), (259, 237419), (481, 127841), (637, 96533), (1813, 33917), (2609, 23569), (3367, 18263)]