39702789

素因数分解:

$3^2\times 7^2\times {\mathrm{197}}^1\times {\mathrm{457}}^1$

素因数の和:674

約数の個数: 36

約数和(自身を含む): 67196844

約数和(自身を除く): 27494055

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 197, 441, 457, 591, 1371, 1379, 1773, 3199, 4113, 4137, 9597, 9653, 12411, 22393, 28791, 28959, 67179, 86877, 90029, 201537, 270087, 630203, 810261, 1890609, 4411421, 5671827, 13234263, 39702789]

約数ペア:

[(1, 39702789), (3, 13234263), (7, 5671827), (9, 4411421), (21, 1890609), (49, 810261), (63, 630203), (147, 270087), (197, 201537), (441, 90029), (457, 86877), (591, 67179), (1371, 28959), (1379, 28791), (1773, 22393), (3199, 12411), (4113, 9653), (4137, 9597)]