287266812

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{8009}}^1$

素因数の和:8091

約数の個数: 72

約数和(自身を含む): 792605520

約数和(自身を除く): 505338708

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 61, 84, 98, 122, 147, 183, 196, 244, 294, 366, 427, 588, 732, 854, 1281, 1708, 2562, 2989, 5124, 5978, 8009, 8967, 11956, 16018, 17934, 24027, 32036, 35868, 48054, 56063, 96108, 112126, 168189, 224252, 336378, 392441, 488549, 672756, 784882, 977098, 1177323, 1465647, 1569764, 1954196, 2354646, 2931294, 3419843, 4709292, 5862588, 6839686, 10259529, 13679372, 20519058, 23938901, 41038116, 47877802, 71816703, 95755604, 143633406, 287266812]

約数ペア:

[(1, 287266812), (2, 143633406), (3, 95755604), (4, 71816703), (6, 47877802), (7, 41038116), (12, 23938901), (14, 20519058), (21, 13679372), (28, 10259529), (42, 6839686), (49, 5862588), (61, 4709292), (84, 3419843), (98, 2931294), (122, 2354646), (147, 1954196), (183, 1569764), (196, 1465647), (244, 1177323), (294, 977098), (366, 784882), (427, 672756), (588, 488549), (732, 392441), (854, 336378), (1281, 224252), (1708, 168189), (2562, 112126), (2989, 96108), (5124, 56063), (5978, 48054), (8009, 35868), (8967, 32036), (11956, 24027), (16018, 17934)]