215366878

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{311}}^1$

素因数の和:552

約数の個数: 32

約数和(自身を含む): 339655680

約数和(自身を除く): 124288802

約数列:

[1, 2, 47, 53, 94, 106, 139, 278, 311, 622, 2491, 4982, 6533, 7367, 13066, 14617, 14734, 16483, 29234, 32966, 43229, 86458, 346249, 692498, 774701, 1549402, 2031763, 2291137, 4063526, 4582274, 107683439, 215366878]

約数ペア:

[(1, 215366878), (2, 107683439), (47, 4582274), (53, 4063526), (94, 2291137), (106, 2031763), (139, 1549402), (278, 774701), (311, 692498), (622, 346249), (2491, 86458), (4982, 43229), (6533, 32966), (7367, 29234), (13066, 16483), (14617, 14734)]