31963491

素因数分解:

$3^5\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1$

素因数の和:107

約数の個数: 96

約数和(自身を含む): 61501440

約数和(自身を除く): 29537949

約数列:

[1, 3, 7, 9, 19, 21, 23, 27, 43, 57, 63, 69, 81, 129, 133, 161, 171, 189, 207, 243, 301, 387, 399, 437, 483, 513, 567, 621, 817, 903, 989, 1161, 1197, 1311, 1449, 1539, 1701, 1863, 2451, 2709, 2967, 3059, 3483, 3591, 3933, 4347, 4617, 5589, 5719, 6923, 7353, 8127, 8901, 9177, 10449, 10773, 11799, 13041, 17157, 18791, 20769, 22059, 24381, 26703, 27531, 32319, 35397, 39123, 51471, 56373, 62307, 66177, 73143, 80109, 82593, 106191, 131537, 154413, 169119, 186921, 198531, 240327, 247779, 394611, 463239, 507357, 560763, 743337, 1183833, 1389717, 1522071, 1682289, 3551499, 4566213, 10654497, 31963491]

約数ペア:

[(1, 31963491), (3, 10654497), (7, 4566213), (9, 3551499), (19, 1682289), (21, 1522071), (23, 1389717), (27, 1183833), (43, 743337), (57, 560763), (63, 507357), (69, 463239), (81, 394611), (129, 247779), (133, 240327), (161, 198531), (171, 186921), (189, 169119), (207, 154413), (243, 131537), (301, 106191), (387, 82593), (399, 80109), (437, 73143), (483, 66177), (513, 62307), (567, 56373), (621, 51471), (817, 39123), (903, 35397), (989, 32319), (1161, 27531), (1197, 26703), (1311, 24381), (1449, 22059), (1539, 20769), (1701, 18791), (1863, 17157), (2451, 13041), (2709, 11799), (2967, 10773), (3059, 10449), (3483, 9177), (3591, 8901), (3933, 8127), (4347, 7353), (4617, 6923), (5589, 5719)]