6638674

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{389}}^1$

素因数の和:474

約数の個数: 32

約数和(自身を含む): 12130560

約数和(自身を除く): 5491886

約数列:

[1, 2, 7, 14, 23, 46, 53, 106, 161, 322, 371, 389, 742, 778, 1219, 2438, 2723, 5446, 8533, 8947, 17066, 17894, 20617, 41234, 62629, 125258, 144319, 288638, 474191, 948382, 3319337, 6638674]

約数ペア:

[(1, 6638674), (2, 3319337), (7, 948382), (14, 474191), (23, 288638), (46, 144319), (53, 125258), (106, 62629), (161, 41234), (322, 20617), (371, 17894), (389, 17066), (742, 8947), (778, 8533), (1219, 5446), (2438, 2723)]