73604209

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1$

素因数の和:285

約数の個数: 32

約数和(自身を含む): 91570176

約数和(自身を除く): 17965967

約数列:

[1, 7, 23, 47, 71, 137, 161, 329, 497, 959, 1081, 1633, 3151, 3337, 6439, 7567, 9727, 11431, 22057, 23359, 45073, 68089, 76751, 148097, 223721, 457169, 537257, 1036679, 1566047, 3200183, 10514887, 73604209]

約数ペア:

[(1, 73604209), (7, 10514887), (23, 3200183), (47, 1566047), (71, 1036679), (137, 537257), (161, 457169), (329, 223721), (497, 148097), (959, 76751), (1081, 68089), (1633, 45073), (3151, 23359), (3337, 22057), (6439, 11431), (7567, 9727)]