90207219

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{1451}}^1$

素因数の和:1547

約数の個数: 32

約数和(自身を含む): 135489024

約数和(自身を除く): 45281805

約数列:

[1, 3, 17, 23, 51, 53, 69, 159, 391, 901, 1173, 1219, 1451, 2703, 3657, 4353, 20723, 24667, 33373, 62169, 74001, 76903, 100119, 230709, 567341, 1307351, 1702023, 1768769, 3922053, 5306307, 30069073, 90207219]

約数ペア:

[(1, 90207219), (3, 30069073), (17, 5306307), (23, 3922053), (51, 1768769), (53, 1702023), (69, 1307351), (159, 567341), (391, 230709), (901, 100119), (1173, 76903), (1219, 74001), (1451, 62169), (2703, 33373), (3657, 24667), (4353, 20723)]