61317885

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{1997}}^1$

素因数の和:2117

約数の個数: 32

約数和(自身を含む): 103576320

約数和(自身を除く): 42258435

約数列:

[1, 3, 5, 15, 23, 69, 89, 115, 267, 345, 445, 1335, 1997, 2047, 5991, 6141, 9985, 10235, 29955, 30705, 45931, 137793, 177733, 229655, 533199, 688965, 888665, 2665995, 4087859, 12263577, 20439295, 61317885]

約数ペア:

[(1, 61317885), (3, 20439295), (5, 12263577), (15, 4087859), (23, 2665995), (69, 888665), (89, 688965), (115, 533199), (267, 229655), (345, 177733), (445, 137793), (1335, 45931), (1997, 30705), (2047, 29955), (5991, 10235), (6141, 9985)]