211992228

素因数分解:

$2^2\times 3^5\times 7^2\times {\mathrm{4451}}^1$

素因数の和:4484

約数の個数: 108

約数和(自身を含む): 646590672

約数和(自身を除く): 434598444

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 81, 84, 98, 108, 126, 147, 162, 189, 196, 243, 252, 294, 324, 378, 441, 486, 567, 588, 756, 882, 972, 1134, 1323, 1701, 1764, 2268, 2646, 3402, 3969, 4451, 5292, 6804, 7938, 8902, 11907, 13353, 15876, 17804, 23814, 26706, 31157, 40059, 47628, 53412, 62314, 80118, 93471, 120177, 124628, 160236, 186942, 218099, 240354, 280413, 360531, 373884, 436198, 480708, 560826, 654297, 721062, 841239, 872396, 1081593, 1121652, 1308594, 1442124, 1682478, 1962891, 2163186, 2523717, 2617188, 3364956, 3925782, 4326372, 5047434, 5888673, 7571151, 7851564, 10094868, 11777346, 15142302, 17666019, 23554692, 30284604, 35332038, 52998057, 70664076, 105996114, 211992228]

約数ペア:

[(1, 211992228), (2, 105996114), (3, 70664076), (4, 52998057), (6, 35332038), (7, 30284604), (9, 23554692), (12, 17666019), (14, 15142302), (18, 11777346), (21, 10094868), (27, 7851564), (28, 7571151), (36, 5888673), (42, 5047434), (49, 4326372), (54, 3925782), (63, 3364956), (81, 2617188), (84, 2523717), (98, 2163186), (108, 1962891), (126, 1682478), (147, 1442124), (162, 1308594), (189, 1121652), (196, 1081593), (243, 872396), (252, 841239), (294, 721062), (324, 654297), (378, 560826), (441, 480708), (486, 436198), (567, 373884), (588, 360531), (756, 280413), (882, 240354), (972, 218099), (1134, 186942), (1323, 160236), (1701, 124628), (1764, 120177), (2268, 93471), (2646, 80118), (3402, 62314), (3969, 53412), (4451, 47628), (5292, 40059), (6804, 31157), (7938, 26706), (8902, 23814), (11907, 17804), (13353, 15876)]