258013077

素因数分解:

$3^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{419}}^1$

素因数の和:566

約数の個数: 48

約数和(自身を含む): 413683200

約数和(自身を除く): 155670123

約数列:

[1, 3, 7, 21, 49, 59, 71, 147, 177, 213, 413, 419, 497, 1239, 1257, 1491, 2891, 2933, 3479, 4189, 8673, 8799, 10437, 12567, 20531, 24721, 29323, 29749, 61593, 74163, 87969, 89247, 173047, 205261, 208243, 519141, 615783, 624729, 1211329, 1457701, 1755191, 3633987, 4373103, 5265573, 12286337, 36859011, 86004359, 258013077]

約数ペア:

[(1, 258013077), (3, 86004359), (7, 36859011), (21, 12286337), (49, 5265573), (59, 4373103), (71, 3633987), (147, 1755191), (177, 1457701), (213, 1211329), (413, 624729), (419, 615783), (497, 519141), (1239, 208243), (1257, 205261), (1491, 173047), (2891, 89247), (2933, 87969), (3479, 74163), (4189, 61593), (8673, 29749), (8799, 29323), (10437, 24721), (12567, 20531)]