13392855

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:137

約数の個数: 96

約数和(自身を含む): 29248128

約数和(自身を除く): 15855273

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 35, 41, 45, 51, 61, 63, 85, 105, 119, 123, 153, 183, 205, 255, 287, 305, 315, 357, 369, 427, 549, 595, 615, 697, 765, 861, 915, 1037, 1071, 1281, 1435, 1785, 1845, 2091, 2135, 2501, 2583, 2745, 3111, 3485, 3843, 4305, 4879, 5185, 5355, 6273, 6405, 7259, 7503, 9333, 10455, 12505, 12915, 14637, 15555, 17507, 19215, 21777, 22509, 24395, 31365, 36295, 37515, 42517, 43911, 46665, 52521, 65331, 73185, 87535, 108885, 112545, 127551, 157563, 212585, 219555, 262605, 297619, 326655, 382653, 637755, 787815, 892857, 1488095, 1913265, 2678571, 4464285, 13392855]

約数ペア:

[(1, 13392855), (3, 4464285), (5, 2678571), (7, 1913265), (9, 1488095), (15, 892857), (17, 787815), (21, 637755), (35, 382653), (41, 326655), (45, 297619), (51, 262605), (61, 219555), (63, 212585), (85, 157563), (105, 127551), (119, 112545), (123, 108885), (153, 87535), (183, 73185), (205, 65331), (255, 52521), (287, 46665), (305, 43911), (315, 42517), (357, 37515), (369, 36295), (427, 31365), (549, 24395), (595, 22509), (615, 21777), (697, 19215), (765, 17507), (861, 15555), (915, 14637), (1037, 12915), (1071, 12505), (1281, 10455), (1435, 9333), (1785, 7503), (1845, 7259), (2091, 6405), (2135, 6273), (2501, 5355), (2583, 5185), (2745, 4879), (3111, 4305), (3485, 3843)]