281885886

素因数分解:

$2^1\times 3^3\times {\mathrm{541}}^1\times {\mathrm{9649}}^1$

素因数の和:10201

約数の個数: 32

約数和(自身を含む): 627636000

約数和(自身を除く): 345750114

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 541, 1082, 1623, 3246, 4869, 9649, 9738, 14607, 19298, 28947, 29214, 57894, 86841, 173682, 260523, 521046, 5220109, 10440218, 15660327, 31320654, 46980981, 93961962, 140942943, 281885886]

約数ペア:

[(1, 281885886), (2, 140942943), (3, 93961962), (6, 46980981), (9, 31320654), (18, 15660327), (27, 10440218), (54, 5220109), (541, 521046), (1082, 260523), (1623, 173682), (3246, 86841), (4869, 57894), (9649, 29214), (9738, 28947), (14607, 19298)]