28129536

素因数分解:

$2^8\times 3^2\times {\mathrm{29}}^1\times {\mathrm{421}}^1$

素因数の和:472

約数の個数: 108

約数和(自身を含む): 84100380

約数和(自身を除く): 55970844

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 29, 32, 36, 48, 58, 64, 72, 87, 96, 116, 128, 144, 174, 192, 232, 256, 261, 288, 348, 384, 421, 464, 522, 576, 696, 768, 842, 928, 1044, 1152, 1263, 1392, 1684, 1856, 2088, 2304, 2526, 2784, 3368, 3712, 3789, 4176, 5052, 5568, 6736, 7424, 7578, 8352, 10104, 11136, 12209, 13472, 15156, 16704, 20208, 22272, 24418, 26944, 30312, 33408, 36627, 40416, 48836, 53888, 60624, 66816, 73254, 80832, 97672, 107776, 109881, 121248, 146508, 161664, 195344, 219762, 242496, 293016, 323328, 390688, 439524, 484992, 586032, 781376, 879048, 969984, 1172064, 1562752, 1758096, 2344128, 3125504, 3516192, 4688256, 7032384, 9376512, 14064768, 28129536]

約数ペア:

[(1, 28129536), (2, 14064768), (3, 9376512), (4, 7032384), (6, 4688256), (8, 3516192), (9, 3125504), (12, 2344128), (16, 1758096), (18, 1562752), (24, 1172064), (29, 969984), (32, 879048), (36, 781376), (48, 586032), (58, 484992), (64, 439524), (72, 390688), (87, 323328), (96, 293016), (116, 242496), (128, 219762), (144, 195344), (174, 161664), (192, 146508), (232, 121248), (256, 109881), (261, 107776), (288, 97672), (348, 80832), (384, 73254), (421, 66816), (464, 60624), (522, 53888), (576, 48836), (696, 40416), (768, 36627), (842, 33408), (928, 30312), (1044, 26944), (1152, 24418), (1263, 22272), (1392, 20208), (1684, 16704), (1856, 15156), (2088, 13472), (2304, 12209), (2526, 11136), (2784, 10104), (3368, 8352), (3712, 7578), (3789, 7424), (4176, 6736), (5052, 5568)]