1661330

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{1373}}^1$

素因数の和:1402

約数の個数: 24

約数和(自身を含む): 3289356

約数和(自身を除く): 1628026

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 1373, 2746, 6865, 13730, 15103, 30206, 75515, 151030, 166133, 332266, 830665, 1661330]

約数ペア:

[(1, 1661330), (2, 830665), (5, 332266), (10, 166133), (11, 151030), (22, 75515), (55, 30206), (110, 15103), (121, 13730), (242, 6865), (605, 2746), (1210, 1373)]