28703787

素因数分解:

$3^1\times 7^1\times {\mathrm{1049}}^1\times {\mathrm{1303}}^1$

素因数の和:2362

約数の個数: 16

約数和(自身を含む): 43814400

約数和(自身を除く): 15110613

約数列:

[1, 3, 7, 21, 1049, 1303, 3147, 3909, 7343, 9121, 22029, 27363, 1366847, 4100541, 9567929, 28703787]

約数ペア:

[(1, 28703787), (3, 9567929), (7, 4100541), (21, 1366847), (1049, 27363), (1303, 22029), (3147, 9121), (3909, 7343)]