71389773

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{1301}}^1$

素因数の和:1394

約数の個数: 48

約数和(自身を含む): 128908416

約数和(自身を除く): 57518643

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 67, 91, 117, 201, 273, 469, 603, 819, 871, 1301, 1407, 2613, 3903, 4221, 6097, 7839, 9107, 11709, 16913, 18291, 27321, 50739, 54873, 81963, 87167, 118391, 152217, 261501, 355173, 610169, 784503, 1065519, 1133171, 1830507, 3399513, 5491521, 7932197, 10198539, 23796591, 71389773]

約数ペア:

[(1, 71389773), (3, 23796591), (7, 10198539), (9, 7932197), (13, 5491521), (21, 3399513), (39, 1830507), (63, 1133171), (67, 1065519), (91, 784503), (117, 610169), (201, 355173), (273, 261501), (469, 152217), (603, 118391), (819, 87167), (871, 81963), (1301, 54873), (1407, 50739), (2613, 27321), (3903, 18291), (4221, 16913), (6097, 11709), (7839, 9107)]