12541257

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{307}}^1$

素因数の和:422

約数の個数: 32

約数和(自身を含む): 19958400

約数和(自身を除く): 7417143

約数列:

[1, 3, 9, 17, 27, 51, 89, 153, 267, 307, 459, 801, 921, 1513, 2403, 2763, 4539, 5219, 8289, 13617, 15657, 27323, 40851, 46971, 81969, 140913, 245907, 464491, 737721, 1393473, 4180419, 12541257]

約数ペア:

[(1, 12541257), (3, 4180419), (9, 1393473), (17, 737721), (27, 464491), (51, 245907), (89, 140913), (153, 81969), (267, 46971), (307, 40851), (459, 27323), (801, 15657), (921, 13617), (1513, 8289), (2403, 5219), (2763, 4539)]