28409955

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{38653}}^1$

素因数の和:38675

約数の個数: 24

約数和(自身を含む): 52878672

約数和(自身を除く): 24468717

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 38653, 115959, 193265, 270571, 579795, 811713, 1352855, 1893997, 4058565, 5681991, 9469985, 28409955]

約数ペア:

[(1, 28409955), (3, 9469985), (5, 5681991), (7, 4058565), (15, 1893997), (21, 1352855), (35, 811713), (49, 579795), (105, 270571), (147, 193265), (245, 115959), (735, 38653)]