66915856

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{19273}}^1$

素因数の和:19319

約数の個数: 40

約数和(自身を含む): 152958464

約数和(自身を除く): 86042608

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 434, 496, 868, 1736, 3472, 19273, 38546, 77092, 134911, 154184, 269822, 308368, 539644, 597463, 1079288, 1194926, 2158576, 2389852, 4182241, 4779704, 8364482, 9559408, 16728964, 33457928, 66915856]

約数ペア:

[(1, 66915856), (2, 33457928), (4, 16728964), (7, 9559408), (8, 8364482), (14, 4779704), (16, 4182241), (28, 2389852), (31, 2158576), (56, 1194926), (62, 1079288), (112, 597463), (124, 539644), (217, 308368), (248, 269822), (434, 154184), (496, 134911), (868, 77092), (1736, 38546), (3472, 19273)]