30839865

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{41959}}^1$

素因数の和:41981

約数の個数: 24

約数和(自身を含む): 57401280

約数和(自身を除く): 26561415

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 41959, 125877, 209795, 293713, 629385, 881139, 1468565, 2055991, 4405695, 6167973, 10279955, 30839865]

約数ペア:

[(1, 30839865), (3, 10279955), (5, 6167973), (7, 4405695), (15, 2055991), (21, 1468565), (35, 881139), (49, 629385), (105, 293713), (147, 209795), (245, 125877), (735, 41959)]