28187856

素因数分解:

$2^4\times 3^2\times {\mathrm{61}}^1\times {\mathrm{3209}}^1$

素因数の和:3284

約数の個数: 60

約数和(自身を含む): 80205060

約数和(自身を除く): 52017204

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 61, 72, 122, 144, 183, 244, 366, 488, 549, 732, 976, 1098, 1464, 2196, 2928, 3209, 4392, 6418, 8784, 9627, 12836, 19254, 25672, 28881, 38508, 51344, 57762, 77016, 115524, 154032, 195749, 231048, 391498, 462096, 587247, 782996, 1174494, 1565992, 1761741, 2348988, 3131984, 3523482, 4697976, 7046964, 9395952, 14093928, 28187856]

約数ペア:

[(1, 28187856), (2, 14093928), (3, 9395952), (4, 7046964), (6, 4697976), (8, 3523482), (9, 3131984), (12, 2348988), (16, 1761741), (18, 1565992), (24, 1174494), (36, 782996), (48, 587247), (61, 462096), (72, 391498), (122, 231048), (144, 195749), (183, 154032), (244, 115524), (366, 77016), (488, 57762), (549, 51344), (732, 38508), (976, 28881), (1098, 25672), (1464, 19254), (2196, 12836), (2928, 9627), (3209, 8784), (4392, 6418)]