25900287

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{467}}^1$

素因数の和:635

約数の個数: 32

約数和(自身を含む): 41932800

約数和(自身を除く): 16032513

約数列:

[1, 3, 7, 19, 21, 57, 133, 139, 399, 417, 467, 973, 1401, 2641, 2919, 3269, 7923, 8873, 9807, 18487, 26619, 55461, 62111, 64913, 186333, 194739, 454391, 1233347, 1363173, 3700041, 8633429, 25900287]

約数ペア:

[(1, 25900287), (3, 8633429), (7, 3700041), (19, 1363173), (21, 1233347), (57, 454391), (133, 194739), (139, 186333), (399, 64913), (417, 62111), (467, 55461), (973, 26619), (1401, 18487), (2641, 9807), (2919, 8873), (3269, 7923)]