1218402

素因数分解:

$2^1\times 3^5\times {\mathrm{23}}^1\times {\mathrm{109}}^1$

素因数の和:149

約数の個数: 48

約数和(自身を含む): 2882880

約数和(自身を除く): 1664478

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 81, 109, 138, 162, 207, 218, 243, 327, 414, 486, 621, 654, 981, 1242, 1863, 1962, 2507, 2943, 3726, 5014, 5589, 5886, 7521, 8829, 11178, 15042, 17658, 22563, 26487, 45126, 52974, 67689, 135378, 203067, 406134, 609201, 1218402]

約数ペア:

[(1, 1218402), (2, 609201), (3, 406134), (6, 203067), (9, 135378), (18, 67689), (23, 52974), (27, 45126), (46, 26487), (54, 22563), (69, 17658), (81, 15042), (109, 11178), (138, 8829), (162, 7521), (207, 5886), (218, 5589), (243, 5014), (327, 3726), (414, 2943), (486, 2507), (621, 1962), (654, 1863), (981, 1242)]