16855398

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:139

約数の個数: 128

約数和(自身を含む): 47139840

約数和(自身を除く): 30284442

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 27, 34, 42, 43, 51, 54, 61, 63, 86, 102, 119, 122, 126, 129, 153, 183, 189, 238, 258, 301, 306, 357, 366, 378, 387, 427, 459, 549, 602, 714, 731, 774, 854, 903, 918, 1037, 1071, 1098, 1161, 1281, 1462, 1647, 1806, 2074, 2142, 2193, 2322, 2562, 2623, 2709, 3111, 3213, 3294, 3843, 4386, 5117, 5246, 5418, 6222, 6426, 6579, 7259, 7686, 7869, 8127, 9333, 10234, 11529, 13158, 14518, 15351, 15738, 16254, 18361, 18666, 19737, 21777, 23058, 23607, 27999, 30702, 36722, 39474, 43554, 44591, 46053, 47214, 55083, 55998, 65331, 70821, 89182, 92106, 110166, 130662, 133773, 138159, 141642, 165249, 195993, 267546, 276318, 312137, 330498, 391986, 401319, 495747, 624274, 802638, 936411, 991494, 1203957, 1872822, 2407914, 2809233, 5618466, 8427699, 16855398]

約数ペア:

[(1, 16855398), (2, 8427699), (3, 5618466), (6, 2809233), (7, 2407914), (9, 1872822), (14, 1203957), (17, 991494), (18, 936411), (21, 802638), (27, 624274), (34, 495747), (42, 401319), (43, 391986), (51, 330498), (54, 312137), (61, 276318), (63, 267546), (86, 195993), (102, 165249), (119, 141642), (122, 138159), (126, 133773), (129, 130662), (153, 110166), (183, 92106), (189, 89182), (238, 70821), (258, 65331), (301, 55998), (306, 55083), (357, 47214), (366, 46053), (378, 44591), (387, 43554), (427, 39474), (459, 36722), (549, 30702), (602, 27999), (714, 23607), (731, 23058), (774, 21777), (854, 19737), (903, 18666), (918, 18361), (1037, 16254), (1071, 15738), (1098, 15351), (1161, 14518), (1281, 13158), (1462, 11529), (1647, 10234), (1806, 9333), (2074, 8127), (2142, 7869), (2193, 7686), (2322, 7259), (2562, 6579), (2623, 6426), (2709, 6222), (3111, 5418), (3213, 5246), (3294, 5117), (3843, 4386)]