28540288

素因数分解:

$2^7\times 7^1\times {\mathrm{53}}^1\times {\mathrm{601}}^1$

素因数の和:675

約数の個数: 64

約数和(自身を含む): 66316320

約数和(自身を除く): 37776032

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 53, 56, 64, 106, 112, 128, 212, 224, 371, 424, 448, 601, 742, 848, 896, 1202, 1484, 1696, 2404, 2968, 3392, 4207, 4808, 5936, 6784, 8414, 9616, 11872, 16828, 19232, 23744, 31853, 33656, 38464, 47488, 63706, 67312, 76928, 127412, 134624, 222971, 254824, 269248, 445942, 509648, 538496, 891884, 1019296, 1783768, 2038592, 3567536, 4077184, 7135072, 14270144, 28540288]

約数ペア:

[(1, 28540288), (2, 14270144), (4, 7135072), (7, 4077184), (8, 3567536), (14, 2038592), (16, 1783768), (28, 1019296), (32, 891884), (53, 538496), (56, 509648), (64, 445942), (106, 269248), (112, 254824), (128, 222971), (212, 134624), (224, 127412), (371, 76928), (424, 67312), (448, 63706), (601, 47488), (742, 38464), (848, 33656), (896, 31853), (1202, 23744), (1484, 19232), (1696, 16828), (2404, 11872), (2968, 9616), (3392, 8414), (4207, 6784), (4808, 5936)]