28126779

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{347}}^1\times {\mathrm{659}}^1$

素因数の和:1050

約数の個数: 16

約数和(自身を含む): 38586240

約数和(自身を除く): 10459461

約数列:

[1, 3, 41, 123, 347, 659, 1041, 1977, 14227, 27019, 42681, 81057, 228673, 686019, 9375593, 28126779]

約数ペア:

[(1, 28126779), (3, 9375593), (41, 686019), (123, 228673), (347, 81057), (659, 42681), (1041, 27019), (1977, 14227)]