156780514

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{2389}}^1$

素因数の和:2578

約数の個数: 32

約数和(自身を含む): 271886400

約数和(自身を除く): 115105886

約数列:

[1, 2, 11, 19, 22, 38, 157, 209, 314, 418, 1727, 2389, 2983, 3454, 4778, 5966, 26279, 32813, 45391, 52558, 65626, 90782, 375073, 499301, 750146, 998602, 4125803, 7126387, 8251606, 14252774, 78390257, 156780514]

約数ペア:

[(1, 156780514), (2, 78390257), (11, 14252774), (19, 8251606), (22, 7126387), (38, 4125803), (157, 998602), (209, 750146), (314, 499301), (418, 375073), (1727, 90782), (2389, 65626), (2983, 52558), (3454, 45391), (4778, 32813), (5966, 26279)]