16389618

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{107}}^1\times {\mathrm{521}}^1$

素因数の和:647

約数の個数: 48

約数和(自身を含む): 38561184

約数和(自身を除く): 22171566

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 107, 147, 214, 294, 321, 521, 642, 749, 1042, 1498, 1563, 2247, 3126, 3647, 4494, 5243, 7294, 10486, 10941, 15729, 21882, 25529, 31458, 51058, 55747, 76587, 111494, 153174, 167241, 334482, 390229, 780458, 1170687, 2341374, 2731603, 5463206, 8194809, 16389618]

約数ペア:

[(1, 16389618), (2, 8194809), (3, 5463206), (6, 2731603), (7, 2341374), (14, 1170687), (21, 780458), (42, 390229), (49, 334482), (98, 167241), (107, 153174), (147, 111494), (214, 76587), (294, 55747), (321, 51058), (521, 31458), (642, 25529), (749, 21882), (1042, 15729), (1498, 10941), (1563, 10486), (2247, 7294), (3126, 5243), (3647, 4494)]