28271856

素因数分解:

$2^4\times 3^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{149}}^1$

素因数の和:286

約数の個数: 80

約数和(自身を含む): 75888000

約数和(自身を除く): 47616144

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 59, 67, 118, 134, 149, 177, 201, 236, 268, 298, 354, 402, 447, 472, 536, 596, 708, 804, 894, 944, 1072, 1192, 1416, 1608, 1788, 2384, 2832, 3216, 3576, 3953, 7152, 7906, 8791, 9983, 11859, 15812, 17582, 19966, 23718, 26373, 29949, 31624, 35164, 39932, 47436, 52746, 59898, 63248, 70328, 79864, 94872, 105492, 119796, 140656, 159728, 189744, 210984, 239592, 421968, 479184, 588997, 1177994, 1766991, 2355988, 3533982, 4711976, 7067964, 9423952, 14135928, 28271856]

約数ペア:

[(1, 28271856), (2, 14135928), (3, 9423952), (4, 7067964), (6, 4711976), (8, 3533982), (12, 2355988), (16, 1766991), (24, 1177994), (48, 588997), (59, 479184), (67, 421968), (118, 239592), (134, 210984), (149, 189744), (177, 159728), (201, 140656), (236, 119796), (268, 105492), (298, 94872), (354, 79864), (402, 70328), (447, 63248), (472, 59898), (536, 52746), (596, 47436), (708, 39932), (804, 35164), (894, 31624), (944, 29949), (1072, 26373), (1192, 23718), (1416, 19966), (1608, 17582), (1788, 15812), (2384, 11859), (2832, 9983), (3216, 8791), (3576, 7906), (3953, 7152)]