447237238

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{641}}^1$

素因数の和:773

約数の個数: 64

約数和(自身を含む): 840660480

約数和(自身を除く): 393423242

約数列:

[1, 2, 7, 14, 19, 38, 43, 61, 86, 122, 133, 266, 301, 427, 602, 641, 817, 854, 1159, 1282, 1634, 2318, 2623, 4487, 5246, 5719, 8113, 8974, 11438, 12179, 16226, 18361, 24358, 27563, 36722, 39101, 49837, 55126, 78202, 85253, 99674, 170506, 192941, 273707, 348859, 385882, 523697, 547414, 697718, 742919, 1047394, 1485838, 1681343, 3362686, 3665879, 5200433, 7331758, 10400866, 11769401, 23538802, 31945517, 63891034, 223618619, 447237238]

約数ペア:

[(1, 447237238), (2, 223618619), (7, 63891034), (14, 31945517), (19, 23538802), (38, 11769401), (43, 10400866), (61, 7331758), (86, 5200433), (122, 3665879), (133, 3362686), (266, 1681343), (301, 1485838), (427, 1047394), (602, 742919), (641, 697718), (817, 547414), (854, 523697), (1159, 385882), (1282, 348859), (1634, 273707), (2318, 192941), (2623, 170506), (4487, 99674), (5246, 85253), (5719, 78202), (8113, 55126), (8974, 49837), (11438, 39101), (12179, 36722), (16226, 27563), (18361, 24358)]