12900688

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1103}}^1$

素因数の和:1171

約数の個数: 40

約数和(自身を含む): 27105408

約数和(自身を除く): 14204720

約数列:

[1, 2, 4, 8, 16, 17, 34, 43, 68, 86, 136, 172, 272, 344, 688, 731, 1103, 1462, 2206, 2924, 4412, 5848, 8824, 11696, 17648, 18751, 37502, 47429, 75004, 94858, 150008, 189716, 300016, 379432, 758864, 806293, 1612586, 3225172, 6450344, 12900688]

約数ペア:

[(1, 12900688), (2, 6450344), (4, 3225172), (8, 1612586), (16, 806293), (17, 758864), (34, 379432), (43, 300016), (68, 189716), (86, 150008), (136, 94858), (172, 75004), (272, 47429), (344, 37502), (688, 18751), (731, 17648), (1103, 11696), (1462, 8824), (2206, 5848), (2924, 4412)]