7789005

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{313}}^1$

素因数の和:410

約数の個数: 48

約数和(自身を含む): 15674880

約数和(自身を除く): 7885875

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 79, 105, 237, 313, 315, 395, 553, 711, 939, 1185, 1565, 1659, 2191, 2765, 2817, 3555, 4695, 4977, 6573, 8295, 10955, 14085, 19719, 24727, 24885, 32865, 74181, 98595, 123635, 173089, 222543, 370905, 519267, 865445, 1112715, 1557801, 2596335, 7789005]

約数ペア:

[(1, 7789005), (3, 2596335), (5, 1557801), (7, 1112715), (9, 865445), (15, 519267), (21, 370905), (35, 222543), (45, 173089), (63, 123635), (79, 98595), (105, 74181), (237, 32865), (313, 24885), (315, 24727), (395, 19719), (553, 14085), (711, 10955), (939, 8295), (1185, 6573), (1565, 4977), (1659, 4695), (2191, 3555), (2765, 2817)]