71788185

素因数分解:

$3^2\times 5^1\times 7^3\times {\mathrm{4651}}^1$

素因数の和:4683

約数の個数: 48

約数和(自身を含む): 145142400

約数和(自身を除く): 73354215

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 147, 245, 315, 343, 441, 735, 1029, 1715, 2205, 3087, 4651, 5145, 13953, 15435, 23255, 32557, 41859, 69765, 97671, 162785, 209295, 227899, 293013, 488355, 683697, 1139495, 1465065, 1595293, 2051091, 3418485, 4785879, 7976465, 10255455, 14357637, 23929395, 71788185]

約数ペア:

[(1, 71788185), (3, 23929395), (5, 14357637), (7, 10255455), (9, 7976465), (15, 4785879), (21, 3418485), (35, 2051091), (45, 1595293), (49, 1465065), (63, 1139495), (105, 683697), (147, 488355), (245, 293013), (315, 227899), (343, 209295), (441, 162785), (735, 97671), (1029, 69765), (1715, 41859), (2205, 32557), (3087, 23255), (4651, 15435), (5145, 13953)]