28330065

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{8867}}^1$

素因数の和:8949

約数の個数: 24

約数和(自身を含む): 49802688

約数和(自身を除く): 21472623

約数列:

[1, 3, 5, 9, 15, 45, 71, 213, 355, 639, 1065, 3195, 8867, 26601, 44335, 79803, 133005, 399015, 629557, 1888671, 3147785, 5666013, 9443355, 28330065]

約数ペア:

[(1, 28330065), (3, 9443355), (5, 5666013), (9, 3147785), (15, 1888671), (45, 629557), (71, 399015), (213, 133005), (355, 79803), (639, 44335), (1065, 26601), (3195, 8867)]