129487748

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{563}}^1\times {\mathrm{4423}}^1$

素因数の和:5003

約数の個数: 24

約数和(自身を含む): 244523328

約数和(自身を除く): 115035580

約数列:

[1, 2, 4, 13, 26, 52, 563, 1126, 2252, 4423, 7319, 8846, 14638, 17692, 29276, 57499, 114998, 229996, 2490149, 4980298, 9960596, 32371937, 64743874, 129487748]

約数ペア:

[(1, 129487748), (2, 64743874), (4, 32371937), (13, 9960596), (26, 4980298), (52, 2490149), (563, 229996), (1126, 114998), (2252, 57499), (4423, 29276), (7319, 17692), (8846, 14638)]