21471569415

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{193}}^1\times {\mathrm{3547}}^1$

素因数の和:3809

約数の個数: 96

約数和(自身を含む): 40588382016

約数和(自身を除く): 19116812601

約数列:

[1, 3, 5, 9, 15, 17, 41, 45, 51, 85, 123, 153, 193, 205, 255, 369, 579, 615, 697, 765, 965, 1737, 1845, 2091, 2895, 3281, 3485, 3547, 6273, 7913, 8685, 9843, 10455, 10641, 16405, 17735, 23739, 29529, 31365, 31923, 39565, 49215, 53205, 60299, 71217, 118695, 134521, 145427, 147645, 159615, 180897, 301495, 356085, 403563, 436281, 542691, 672605, 684571, 727135, 904485, 1210689, 1308843, 2017815, 2053713, 2181405, 2472259, 2713455, 3422855, 6053445, 6161139, 6544215, 7416777, 10268565, 11637707, 12361295, 22250331, 28067411, 30805695, 34913121, 37083885, 58188535, 84202233, 104739363, 111251655, 140337055, 174565605, 252606699, 421011165, 477145987, 523696815, 1263033495, 1431437961, 2385729935, 4294313883, 7157189805, 21471569415]

約数ペア:

[(1, 21471569415), (3, 7157189805), (5, 4294313883), (9, 2385729935), (15, 1431437961), (17, 1263033495), (41, 523696815), (45, 477145987), (51, 421011165), (85, 252606699), (123, 174565605), (153, 140337055), (193, 111251655), (205, 104739363), (255, 84202233), (369, 58188535), (579, 37083885), (615, 34913121), (697, 30805695), (765, 28067411), (965, 22250331), (1737, 12361295), (1845, 11637707), (2091, 10268565), (2895, 7416777), (3281, 6544215), (3485, 6161139), (3547, 6053445), (6273, 3422855), (7913, 2713455), (8685, 2472259), (9843, 2181405), (10455, 2053713), (10641, 2017815), (16405, 1308843), (17735, 1210689), (23739, 904485), (29529, 727135), (31365, 684571), (31923, 672605), (39565, 542691), (49215, 436281), (53205, 403563), (60299, 356085), (71217, 301495), (118695, 180897), (134521, 159615), (145427, 147645)]