16878456

素因数分解:

$2^3\times 3^4\times 7^1\times {\mathrm{61}}^2$

素因数の和:147

約数の個数: 120

約数和(自身を含む): 54929160

約数和(自身を除く): 38050704

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 61, 63, 72, 81, 84, 108, 122, 126, 162, 168, 183, 189, 216, 244, 252, 324, 366, 378, 427, 488, 504, 549, 567, 648, 732, 756, 854, 1098, 1134, 1281, 1464, 1512, 1647, 1708, 2196, 2268, 2562, 3294, 3416, 3721, 3843, 4392, 4536, 4941, 5124, 6588, 7442, 7686, 9882, 10248, 11163, 11529, 13176, 14884, 15372, 19764, 22326, 23058, 26047, 29768, 30744, 33489, 34587, 39528, 44652, 46116, 52094, 66978, 69174, 78141, 89304, 92232, 100467, 104188, 133956, 138348, 156282, 200934, 208376, 234423, 267912, 276696, 301401, 312564, 401868, 468846, 602802, 625128, 703269, 803736, 937692, 1205604, 1406538, 1875384, 2109807, 2411208, 2813076, 4219614, 5626152, 8439228, 16878456]

約数ペア:

[(1, 16878456), (2, 8439228), (3, 5626152), (4, 4219614), (6, 2813076), (7, 2411208), (8, 2109807), (9, 1875384), (12, 1406538), (14, 1205604), (18, 937692), (21, 803736), (24, 703269), (27, 625128), (28, 602802), (36, 468846), (42, 401868), (54, 312564), (56, 301401), (61, 276696), (63, 267912), (72, 234423), (81, 208376), (84, 200934), (108, 156282), (122, 138348), (126, 133956), (162, 104188), (168, 100467), (183, 92232), (189, 89304), (216, 78141), (244, 69174), (252, 66978), (324, 52094), (366, 46116), (378, 44652), (427, 39528), (488, 34587), (504, 33489), (549, 30744), (567, 29768), (648, 26047), (732, 23058), (756, 22326), (854, 19764), (1098, 15372), (1134, 14884), (1281, 13176), (1464, 11529), (1512, 11163), (1647, 10248), (1708, 9882), (2196, 7686), (2268, 7442), (2562, 6588), (3294, 5124), (3416, 4941), (3721, 4536), (3843, 4392)]