28735168

素因数分解:

$2^6\times 7^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1$

素因数の和:68

約数の個数: 140

約数和(自身を含む): 76837032

約数和(自身を除く): 48101864

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 17, 22, 28, 32, 34, 44, 49, 56, 64, 68, 77, 88, 98, 112, 119, 136, 154, 176, 187, 196, 224, 238, 272, 308, 343, 352, 374, 392, 448, 476, 539, 544, 616, 686, 704, 748, 784, 833, 952, 1078, 1088, 1232, 1309, 1372, 1496, 1568, 1666, 1904, 2156, 2401, 2464, 2618, 2744, 2992, 3136, 3332, 3773, 3808, 4312, 4802, 4928, 5236, 5488, 5831, 5984, 6664, 7546, 7616, 8624, 9163, 9604, 10472, 10976, 11662, 11968, 13328, 15092, 17248, 18326, 19208, 20944, 21952, 23324, 26411, 26656, 30184, 34496, 36652, 38416, 40817, 41888, 46648, 52822, 53312, 60368, 64141, 73304, 76832, 81634, 83776, 93296, 105644, 120736, 128282, 146608, 153664, 163268, 186592, 211288, 241472, 256564, 293216, 326536, 373184, 422576, 448987, 513128, 586432, 653072, 845152, 897974, 1026256, 1306144, 1690304, 1795948, 2052512, 2612288, 3591896, 4105024, 7183792, 14367584, 28735168]

約数ペア:

[(1, 28735168), (2, 14367584), (4, 7183792), (7, 4105024), (8, 3591896), (11, 2612288), (14, 2052512), (16, 1795948), (17, 1690304), (22, 1306144), (28, 1026256), (32, 897974), (34, 845152), (44, 653072), (49, 586432), (56, 513128), (64, 448987), (68, 422576), (77, 373184), (88, 326536), (98, 293216), (112, 256564), (119, 241472), (136, 211288), (154, 186592), (176, 163268), (187, 153664), (196, 146608), (224, 128282), (238, 120736), (272, 105644), (308, 93296), (343, 83776), (352, 81634), (374, 76832), (392, 73304), (448, 64141), (476, 60368), (539, 53312), (544, 52822), (616, 46648), (686, 41888), (704, 40817), (748, 38416), (784, 36652), (833, 34496), (952, 30184), (1078, 26656), (1088, 26411), (1232, 23324), (1309, 21952), (1372, 20944), (1496, 19208), (1568, 18326), (1666, 17248), (1904, 15092), (2156, 13328), (2401, 11968), (2464, 11662), (2618, 10976), (2744, 10472), (2992, 9604), (3136, 9163), (3332, 8624), (3773, 7616), (3808, 7546), (4312, 6664), (4802, 5984), (4928, 5831), (5236, 5488)]