203426559

素因数分解:

$3^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{821}}^1$

素因数の和:882

約数の個数: 80

約数和(自身を含む): 381934080

約数和(自身を除く): 178507521

約数列:

[1, 3, 7, 9, 19, 21, 23, 27, 57, 63, 69, 81, 133, 161, 171, 189, 207, 399, 437, 483, 513, 567, 621, 821, 1197, 1311, 1449, 1539, 1863, 2463, 3059, 3591, 3933, 4347, 5747, 7389, 9177, 10773, 11799, 13041, 15599, 17241, 18883, 22167, 27531, 35397, 46797, 51723, 56649, 66501, 82593, 109193, 132181, 140391, 155169, 169947, 247779, 327579, 358777, 396543, 421173, 465507, 509841, 982737, 1076331, 1189629, 1263519, 1529523, 2511439, 2948211, 3228993, 3568887, 7534317, 8844633, 9686979, 10706661, 22602951, 29060937, 67808853, 203426559]

約数ペア:

[(1, 203426559), (3, 67808853), (7, 29060937), (9, 22602951), (19, 10706661), (21, 9686979), (23, 8844633), (27, 7534317), (57, 3568887), (63, 3228993), (69, 2948211), (81, 2511439), (133, 1529523), (161, 1263519), (171, 1189629), (189, 1076331), (207, 982737), (399, 509841), (437, 465507), (483, 421173), (513, 396543), (567, 358777), (621, 327579), (821, 247779), (1197, 169947), (1311, 155169), (1449, 140391), (1539, 132181), (1863, 109193), (2463, 82593), (3059, 66501), (3591, 56649), (3933, 51723), (4347, 46797), (5747, 35397), (7389, 27531), (9177, 22167), (10773, 18883), (11799, 17241), (13041, 15599)]