90722555

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{3863}}^1$

素因数の和:3947

約数の個数: 32

約数和(自身を含む): 137991168

約数和(自身を除く): 47268613

約数列:

[1, 5, 7, 11, 35, 55, 61, 77, 305, 385, 427, 671, 2135, 3355, 3863, 4697, 19315, 23485, 27041, 42493, 135205, 212465, 235643, 297451, 1178215, 1487255, 1649501, 2592073, 8247505, 12960365, 18144511, 90722555]

約数ペア:

[(1, 90722555), (5, 18144511), (7, 12960365), (11, 8247505), (35, 2592073), (55, 1649501), (61, 1487255), (77, 1178215), (305, 297451), (385, 235643), (427, 212465), (671, 135205), (2135, 42493), (3355, 27041), (3863, 23485), (4697, 19315)]