30156805

素因数分解:

$5^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{1483}}^1$

素因数の和:1585

約数の個数: 24

約数和(自身を含む): 42632352

約数和(自身を除く): 12475547

約数列:

[1, 5, 7, 35, 49, 83, 245, 415, 581, 1483, 2905, 4067, 7415, 10381, 20335, 51905, 72667, 123089, 363335, 615445, 861623, 4308115, 6031361, 30156805]

約数ペア:

[(1, 30156805), (5, 6031361), (7, 4308115), (35, 861623), (49, 615445), (83, 363335), (245, 123089), (415, 72667), (581, 51905), (1483, 20335), (2905, 10381), (4067, 7415)]