2100408065

素因数分解:

$5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{751}}^1\times {\mathrm{1949}}^1$

素因数の和:2753

約数の個数: 32

約数和(自身を含む): 2956262400

約数和(自身を除く): 855854335

約数列:

[1, 5, 7, 35, 41, 205, 287, 751, 1435, 1949, 3755, 5257, 9745, 13643, 26285, 30791, 68215, 79909, 153955, 215537, 399545, 559363, 1077685, 1463699, 2796815, 7318495, 10245893, 51229465, 60011659, 300058295, 420081613, 2100408065]

約数ペア:

[(1, 2100408065), (5, 420081613), (7, 300058295), (35, 60011659), (41, 51229465), (205, 10245893), (287, 7318495), (751, 2796815), (1435, 1463699), (1949, 1077685), (3755, 559363), (5257, 399545), (9745, 215537), (13643, 153955), (26285, 79909), (30791, 68215)]