211783725

素因数分解:

$3^2\times 5^2\times {\mathrm{193}}^1\times {\mathrm{4877}}^1$

素因数の和:5086

約数の個数: 36

約数和(自身を含む): 381371796

約数和(自身を除く): 169588071

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 193, 225, 579, 965, 1737, 2895, 4825, 4877, 8685, 14475, 14631, 24385, 43425, 43893, 73155, 121925, 219465, 365775, 941261, 1097325, 2823783, 4706305, 8471349, 14118915, 23531525, 42356745, 70594575, 211783725]

約数ペア:

[(1, 211783725), (3, 70594575), (5, 42356745), (9, 23531525), (15, 14118915), (25, 8471349), (45, 4706305), (75, 2823783), (193, 1097325), (225, 941261), (579, 365775), (965, 219465), (1737, 121925), (2895, 73155), (4825, 43893), (4877, 43425), (8685, 24385), (14475, 14631)]