31486475

素因数分解:

$5^2\times {\mathrm{47}}^1\times {\mathrm{127}}^1\times {\mathrm{211}}^1$

素因数の和:395

約数の個数: 24

約数和(自身を含む): 40378368

約数和(自身を除く): 8891893

約数列:

[1, 5, 25, 47, 127, 211, 235, 635, 1055, 1175, 3175, 5275, 5969, 9917, 26797, 29845, 49585, 133985, 149225, 247925, 669925, 1259459, 6297295, 31486475]

約数ペア:

[(1, 31486475), (5, 6297295), (25, 1259459), (47, 669925), (127, 247925), (211, 149225), (235, 133985), (635, 49585), (1055, 29845), (1175, 26797), (3175, 9917), (5275, 5969)]