29991915

素因数分解:

$3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{6871}}^1$

素因数の和:6979

約数の個数: 24

約数和(自身を含む): 52529568

約数和(自身を除く): 22537653

約数列:

[1, 3, 5, 9, 15, 45, 97, 291, 485, 873, 1455, 4365, 6871, 20613, 34355, 61839, 103065, 309195, 666487, 1999461, 3332435, 5998383, 9997305, 29991915]

約数ペア:

[(1, 29991915), (3, 9997305), (5, 5998383), (9, 3332435), (15, 1999461), (45, 666487), (97, 309195), (291, 103065), (485, 61839), (873, 34355), (1455, 20613), (4365, 6871)]