25216287

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{491}}^1$

素因数の和:583

約数の個数: 32

約数和(自身を含む): 38257920

約数和(自身を除く): 13041633

約数列:

[1, 3, 17, 19, 51, 53, 57, 159, 323, 491, 901, 969, 1007, 1473, 2703, 3021, 8347, 9329, 17119, 25041, 26023, 27987, 51357, 78069, 158593, 442391, 475779, 494437, 1327173, 1483311, 8405429, 25216287]

約数ペア:

[(1, 25216287), (3, 8405429), (17, 1483311), (19, 1327173), (51, 494437), (53, 475779), (57, 442391), (159, 158593), (323, 78069), (491, 51357), (901, 27987), (969, 26023), (1007, 25041), (1473, 17119), (2703, 9329), (3021, 8347)]