287656887

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{191}}^1\times {\mathrm{2473}}^1$

素因数の和:2703

約数の個数: 32

約数和(自身を含む): 456007680

約数和(自身を除く): 168350793

約数列:

[1, 3, 7, 21, 29, 87, 191, 203, 573, 609, 1337, 2473, 4011, 5539, 7419, 16617, 17311, 38773, 51933, 71717, 116319, 215151, 472343, 502019, 1417029, 1506057, 3306401, 9919203, 13697947, 41093841, 95885629, 287656887]

約数ペア:

[(1, 287656887), (3, 95885629), (7, 41093841), (21, 13697947), (29, 9919203), (87, 3306401), (191, 1506057), (203, 1417029), (573, 502019), (609, 472343), (1337, 215151), (2473, 116319), (4011, 71717), (5539, 51933), (7419, 38773), (16617, 17311)]