630385

素因数分解:

$5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:133

約数の個数: 24

約数和(自身を含む): 919296

約数和(自身を除く): 288911

約数列:

[1, 5, 7, 31, 35, 49, 83, 155, 217, 245, 415, 581, 1085, 1519, 2573, 2905, 4067, 7595, 12865, 18011, 20335, 90055, 126077, 630385]

約数ペア:

[(1, 630385), (5, 126077), (7, 90055), (31, 20335), (35, 18011), (49, 12865), (83, 7595), (155, 4067), (217, 2905), (245, 2573), (415, 1519), (581, 1085)]