1800156945

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{164173}}^1$

素因数の和:164241

約数の個数: 32

約数和(自身を含む): 3120619392

約数和(自身を除く): 1320462447

約数列:

[1, 3, 5, 15, 17, 43, 51, 85, 129, 215, 255, 645, 731, 2193, 3655, 10965, 164173, 492519, 820865, 2462595, 2790941, 7059439, 8372823, 13954705, 21178317, 35297195, 41864115, 105891585, 120010463, 360031389, 600052315, 1800156945]

約数ペア:

[(1, 1800156945), (3, 600052315), (5, 360031389), (15, 120010463), (17, 105891585), (43, 41864115), (51, 35297195), (85, 21178317), (129, 13954705), (215, 8372823), (255, 7059439), (645, 2790941), (731, 2462595), (2193, 820865), (3655, 492519), (10965, 164173)]