1257606

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{1109}}^1$

素因数の和:1130

約数の個数: 40

約数和(自身を含む): 3223440

約数和(自身を除く): 1965834

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 378, 567, 1109, 1134, 2218, 3327, 6654, 7763, 9981, 15526, 19962, 23289, 29943, 46578, 59886, 69867, 89829, 139734, 179658, 209601, 419202, 628803, 1257606]

約数ペア:

[(1, 1257606), (2, 628803), (3, 419202), (6, 209601), (7, 179658), (9, 139734), (14, 89829), (18, 69867), (21, 59886), (27, 46578), (42, 29943), (54, 23289), (63, 19962), (81, 15526), (126, 9981), (162, 7763), (189, 6654), (378, 3327), (567, 2218), (1109, 1134)]