203908095

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{3359}}^1$

素因数の和:3460

約数の個数: 48

約数和(自身を含む): 377395200

約数和(自身を除く): 173487105

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 71, 95, 171, 213, 285, 355, 639, 855, 1065, 1349, 3195, 3359, 4047, 6745, 10077, 12141, 16795, 20235, 30231, 50385, 60705, 63821, 151155, 191463, 238489, 319105, 574389, 715467, 957315, 1192445, 2146401, 2871945, 3577335, 4531291, 10732005, 13593873, 22656455, 40781619, 67969365, 203908095]

約数ペア:

[(1, 203908095), (3, 67969365), (5, 40781619), (9, 22656455), (15, 13593873), (19, 10732005), (45, 4531291), (57, 3577335), (71, 2871945), (95, 2146401), (171, 1192445), (213, 957315), (285, 715467), (355, 574389), (639, 319105), (855, 238489), (1065, 191463), (1349, 151155), (3195, 63821), (3359, 60705), (4047, 50385), (6745, 30231), (10077, 20235), (12141, 16795)]