209522019

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{587}}^1\times {\mathrm{739}}^1$

素因数の和:1359

約数の個数: 32

約数和(自身を含む): 334172160

約数和(自身を除く): 124650141

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 587, 739, 1761, 2217, 4109, 5173, 12327, 13501, 15519, 16997, 40503, 50991, 94507, 118979, 283521, 356937, 433793, 1301379, 3036551, 9109653, 9977239, 29931717, 69840673, 209522019]

約数ペア:

[(1, 209522019), (3, 69840673), (7, 29931717), (21, 9977239), (23, 9109653), (69, 3036551), (161, 1301379), (483, 433793), (587, 356937), (739, 283521), (1761, 118979), (2217, 94507), (4109, 50991), (5173, 40503), (12327, 16997), (13501, 15519)]