1208349

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:169

約数の個数: 24

約数和(自身を含む): 1857024

約数和(自身を除く): 648675

約数列:

[1, 3, 9, 31, 61, 71, 93, 183, 213, 279, 549, 639, 1891, 2201, 4331, 5673, 6603, 12993, 17019, 19809, 38979, 134261, 402783, 1208349]

約数ペア:

[(1, 1208349), (3, 402783), (9, 134261), (31, 38979), (61, 19809), (71, 17019), (93, 12993), (183, 6603), (213, 5673), (279, 4331), (549, 2201), (639, 1891)]