209813170

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{63773}}^1$

素因数の和:63834

約数の個数: 32

約数和(自身を含む): 440805888

約数和(自身を除く): 230992718

約数列:

[1, 2, 5, 7, 10, 14, 35, 47, 70, 94, 235, 329, 470, 658, 1645, 3290, 63773, 127546, 318865, 446411, 637730, 892822, 2232055, 2997331, 4464110, 5994662, 14986655, 20981317, 29973310, 41962634, 104906585, 209813170]

約数ペア:

[(1, 209813170), (2, 104906585), (5, 41962634), (7, 29973310), (10, 20981317), (14, 14986655), (35, 5994662), (47, 4464110), (70, 2997331), (94, 2232055), (235, 892822), (329, 637730), (470, 446411), (658, 318865), (1645, 127546), (3290, 63773)]