74984007

素因数分解:

$3^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1\times {\mathrm{281}}^1$

素因数の和:519

約数の個数: 32

約数和(自身を含む): 116734464

約数和(自身を除く): 41750457

約数列:

[1, 3, 7, 21, 97, 131, 281, 291, 393, 679, 843, 917, 1967, 2037, 2751, 5901, 12707, 27257, 36811, 38121, 81771, 88949, 110433, 190799, 257677, 266847, 572397, 773031, 3570667, 10712001, 24994669, 74984007]

約数ペア:

[(1, 74984007), (3, 24994669), (7, 10712001), (21, 3570667), (97, 773031), (131, 572397), (281, 266847), (291, 257677), (393, 190799), (679, 110433), (843, 88949), (917, 81771), (1967, 38121), (2037, 36811), (2751, 27257), (5901, 12707)]