17998835

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1$

素因数の和:215

約数の個数: 32

約数和(自身を含む): 24131520

約数和(自身を除く): 6132685

約数列:

[1, 5, 17, 37, 59, 85, 97, 185, 295, 485, 629, 1003, 1649, 2183, 3145, 3589, 5015, 5723, 8245, 10915, 17945, 28615, 37111, 61013, 97291, 185555, 211751, 305065, 486455, 1058755, 3599767, 17998835]

約数ペア:

[(1, 17998835), (5, 3599767), (17, 1058755), (37, 486455), (59, 305065), (85, 211751), (97, 185555), (185, 97291), (295, 61013), (485, 37111), (629, 28615), (1003, 17945), (1649, 10915), (2183, 8245), (3145, 5723), (3589, 5015)]