121731985

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{877}}^1$

素因数の和:993

約数の個数: 32

約数和(自身を含む): 163855872

約数和(自身を除く): 42123887

約数列:

[1, 5, 17, 23, 71, 85, 115, 355, 391, 877, 1207, 1633, 1955, 4385, 6035, 8165, 14909, 20171, 27761, 62267, 74545, 100855, 138805, 311335, 342907, 1058539, 1432141, 1714535, 5292695, 7160705, 24346397, 121731985]

約数ペア:

[(1, 121731985), (5, 24346397), (17, 7160705), (23, 5292695), (71, 1714535), (85, 1432141), (115, 1058539), (355, 342907), (391, 311335), (877, 138805), (1207, 100855), (1633, 74545), (1955, 62267), (4385, 27761), (6035, 20171), (8165, 14909)]