28173852

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{83}}^1\times {\mathrm{449}}^1$

素因数の和:552

約数の個数: 96

約数和(自身を含む): 84672000

約数和(自身を除く): 56498148

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 83, 84, 108, 126, 166, 189, 249, 252, 332, 378, 449, 498, 581, 747, 756, 898, 996, 1162, 1347, 1494, 1743, 1796, 2241, 2324, 2694, 2988, 3143, 3486, 4041, 4482, 5229, 5388, 6286, 6972, 8082, 8964, 9429, 10458, 12123, 12572, 15687, 16164, 18858, 20916, 24246, 28287, 31374, 37267, 37716, 48492, 56574, 62748, 74534, 84861, 111801, 113148, 149068, 169722, 223602, 260869, 335403, 339444, 447204, 521738, 670806, 782607, 1006209, 1043476, 1341612, 1565214, 2012418, 2347821, 3130428, 4024836, 4695642, 7043463, 9391284, 14086926, 28173852]

約数ペア:

[(1, 28173852), (2, 14086926), (3, 9391284), (4, 7043463), (6, 4695642), (7, 4024836), (9, 3130428), (12, 2347821), (14, 2012418), (18, 1565214), (21, 1341612), (27, 1043476), (28, 1006209), (36, 782607), (42, 670806), (54, 521738), (63, 447204), (83, 339444), (84, 335403), (108, 260869), (126, 223602), (166, 169722), (189, 149068), (249, 113148), (252, 111801), (332, 84861), (378, 74534), (449, 62748), (498, 56574), (581, 48492), (747, 37716), (756, 37267), (898, 31374), (996, 28287), (1162, 24246), (1347, 20916), (1494, 18858), (1743, 16164), (1796, 15687), (2241, 12572), (2324, 12123), (2694, 10458), (2988, 9429), (3143, 8964), (3486, 8082), (4041, 6972), (4482, 6286), (5229, 5388)]