28917128

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{211}}^1\times {\mathrm{463}}^1$

素因数の和:717

約数の個数: 32

約数和(自身を含む): 56069760

約数和(自身を除く): 27152632

約数列:

[1, 2, 4, 8, 37, 74, 148, 211, 296, 422, 463, 844, 926, 1688, 1852, 3704, 7807, 15614, 17131, 31228, 34262, 62456, 68524, 97693, 137048, 195386, 390772, 781544, 3614641, 7229282, 14458564, 28917128]

約数ペア:

[(1, 28917128), (2, 14458564), (4, 7229282), (8, 3614641), (37, 781544), (74, 390772), (148, 195386), (211, 137048), (296, 97693), (422, 68524), (463, 62456), (844, 34262), (926, 31228), (1688, 17131), (1852, 15614), (3704, 7807)]