117578517

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{2861}}^1$

素因数の和:2993

約数の個数: 32

約数和(自身を含む): 190494720

約数和(自身を除く): 72916203

約数列:

[1, 3, 7, 19, 21, 57, 103, 133, 309, 399, 721, 1957, 2163, 2861, 5871, 8583, 13699, 20027, 41097, 54359, 60081, 163077, 294683, 380513, 884049, 1141539, 2062781, 5598977, 6188343, 16796931, 39192839, 117578517]

約数ペア:

[(1, 117578517), (3, 39192839), (7, 16796931), (19, 6188343), (21, 5598977), (57, 2062781), (103, 1141539), (133, 884049), (309, 380513), (399, 294683), (721, 163077), (1957, 60081), (2163, 54359), (2861, 41097), (5871, 20027), (8583, 13699)]