278319618

素因数分解:

$2^1\times 3^3\times {\mathrm{47}}^1\times {\mathrm{109661}}^1$

素因数の和:109719

約数の個数: 32

約数和(自身を含む): 631653120

約数和(自身を除く): 353333502

約数列:

[1, 2, 3, 6, 9, 18, 27, 47, 54, 94, 141, 282, 423, 846, 1269, 2538, 109661, 219322, 328983, 657966, 986949, 1973898, 2960847, 5154067, 5921694, 10308134, 15462201, 30924402, 46386603, 92773206, 139159809, 278319618]

約数ペア:

[(1, 278319618), (2, 139159809), (3, 92773206), (6, 46386603), (9, 30924402), (18, 15462201), (27, 10308134), (47, 5921694), (54, 5154067), (94, 2960847), (141, 1973898), (282, 986949), (423, 657966), (846, 328983), (1269, 219322), (2538, 109661)]