28104868

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{2357}}^1$

素因数の和:2643

約数の個数: 24

約数和(自身を含む): 53875584

約数和(自身を除く): 25770716

約数列:

[1, 2, 4, 11, 22, 44, 271, 542, 1084, 2357, 2981, 4714, 5962, 9428, 11924, 25927, 51854, 103708, 638747, 1277494, 2554988, 7026217, 14052434, 28104868]

約数ペア:

[(1, 28104868), (2, 14052434), (4, 7026217), (11, 2554988), (22, 1277494), (44, 638747), (271, 103708), (542, 51854), (1084, 25927), (2357, 11924), (2981, 9428), (4714, 5962)]