53147731

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{521}}^1$

素因数の和:619

約数の個数: 32

約数和(自身を含む): 70156800

約数和(自身を除く): 17009069

約数列:

[1, 7, 13, 19, 59, 91, 133, 247, 413, 521, 767, 1121, 1729, 3647, 5369, 6773, 7847, 9899, 14573, 30739, 47411, 69293, 102011, 128687, 215173, 399607, 584041, 900809, 2797249, 4088287, 7592533, 53147731]

約数ペア:

[(1, 53147731), (7, 7592533), (13, 4088287), (19, 2797249), (59, 900809), (91, 584041), (133, 399607), (247, 215173), (413, 128687), (521, 102011), (767, 69293), (1121, 47411), (1729, 30739), (3647, 14573), (5369, 9899), (6773, 7847)]