47420191

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{151}}^1$

素因数の和:224

約数の個数: 48

約数和(自身を含む): 65499840

約数和(自身を除く): 18079649

約数列:

[1, 7, 13, 17, 29, 49, 91, 119, 151, 203, 221, 377, 493, 637, 833, 1057, 1421, 1547, 1963, 2567, 2639, 3451, 4379, 6409, 7399, 10829, 13741, 17969, 18473, 24157, 30653, 33371, 44863, 56927, 74443, 96187, 125783, 214571, 233597, 314041, 398489, 521101, 967759, 1635179, 2789423, 3647707, 6774313, 47420191]

約数ペア:

[(1, 47420191), (7, 6774313), (13, 3647707), (17, 2789423), (29, 1635179), (49, 967759), (91, 521101), (119, 398489), (151, 314041), (203, 233597), (221, 214571), (377, 125783), (493, 96187), (637, 74443), (833, 56927), (1057, 44863), (1421, 33371), (1547, 30653), (1963, 24157), (2567, 18473), (2639, 17969), (3451, 13741), (4379, 10829), (6409, 7399)]