247351105

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{78649}}^1$

素因数の和:78708

約数の個数: 16

約数和(自身を含む): 322779600

約数和(自身を除く): 75428495

約数列:

[1, 5, 17, 37, 85, 185, 629, 3145, 78649, 393245, 1337033, 2910013, 6685165, 14550065, 49470221, 247351105]

約数ペア:

[(1, 247351105), (5, 49470221), (17, 14550065), (37, 6685165), (85, 2910013), (185, 1337033), (629, 393245), (3145, 78649)]