27809047

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{3259}}^1$

素因数の和:3342

約数の個数: 16

約数和(自身を含む): 33799680

約数和(自身を除く): 5990633

約数列:

[1, 7, 23, 53, 161, 371, 1219, 3259, 8533, 22813, 74957, 172727, 524699, 1209089, 3972721, 27809047]

約数ペア:

[(1, 27809047), (7, 3972721), (23, 1209089), (53, 524699), (161, 172727), (371, 74957), (1219, 22813), (3259, 8533)]