2912397159

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{155303}}^1$

素因数の和:155379

約数の個数: 32

約数和(自身を含む): 4770938880

約数和(自身を除く): 1858541721

約数列:

[1, 3, 7, 19, 21, 47, 57, 133, 141, 329, 399, 893, 987, 2679, 6251, 18753, 155303, 465909, 1087121, 2950757, 3261363, 7299241, 8852271, 20655299, 21897723, 51094687, 61965897, 138685579, 153284061, 416056737, 970799053, 2912397159]

約数ペア:

[(1, 2912397159), (3, 970799053), (7, 416056737), (19, 153284061), (21, 138685579), (47, 61965897), (57, 51094687), (133, 21897723), (141, 20655299), (329, 8852271), (399, 7299241), (893, 3261363), (987, 2950757), (2679, 1087121), (6251, 465909), (18753, 155303)]