388621611

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{3491}}^1$

素因数の和:3557

約数の個数: 64

約数和(自身を含む): 715161600

約数和(自身を除く): 326539989

約数列:

[1, 3, 7, 9, 19, 21, 27, 31, 57, 63, 93, 133, 171, 189, 217, 279, 399, 513, 589, 651, 837, 1197, 1767, 1953, 3491, 3591, 4123, 5301, 5859, 10473, 12369, 15903, 24437, 31419, 37107, 66329, 73311, 94257, 108221, 111321, 198987, 219933, 324663, 464303, 596961, 659799, 757547, 973989, 1392909, 1790883, 2056199, 2272641, 2921967, 4178727, 6168597, 6817923, 12536181, 14393393, 18505791, 20453769, 43180179, 55517373, 129540537, 388621611]

約数ペア:

[(1, 388621611), (3, 129540537), (7, 55517373), (9, 43180179), (19, 20453769), (21, 18505791), (27, 14393393), (31, 12536181), (57, 6817923), (63, 6168597), (93, 4178727), (133, 2921967), (171, 2272641), (189, 2056199), (217, 1790883), (279, 1392909), (399, 973989), (513, 757547), (589, 659799), (651, 596961), (837, 464303), (1197, 324663), (1767, 219933), (1953, 198987), (3491, 111321), (3591, 108221), (4123, 94257), (5301, 73311), (5859, 66329), (10473, 37107), (12369, 31419), (15903, 24437)]