28119903

素因数分解:

$3^1\times 7^1\times {\mathrm{941}}^1\times {\mathrm{1423}}^1$

素因数の和:2374

約数の個数: 16

約数和(自身を含む): 42925056

約数和(自身を除く): 14805153

約数列:

[1, 3, 7, 21, 941, 1423, 2823, 4269, 6587, 9961, 19761, 29883, 1339043, 4017129, 9373301, 28119903]

約数ペア:

[(1, 28119903), (3, 9373301), (7, 4017129), (21, 1339043), (941, 29883), (1423, 19761), (2823, 9961), (4269, 6587)]