2198007

素因数分解:

$3^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{251}}^1$

素因数の和:403

約数の個数: 24

約数和(自身を含む): 3669120

約数和(自身を除く): 1471113

約数列:

[1, 3, 7, 9, 21, 63, 139, 251, 417, 753, 973, 1251, 1757, 2259, 2919, 5271, 8757, 15813, 34889, 104667, 244223, 314001, 732669, 2198007]

約数ペア:

[(1, 2198007), (3, 732669), (7, 314001), (9, 244223), (21, 104667), (63, 34889), (139, 15813), (251, 8757), (417, 5271), (753, 2919), (973, 2259), (1251, 1757)]