2681523

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:116

約数の個数: 36

約数和(自身を含む): 4396392

約数和(自身を除く): 1714869

約数列:

[1, 3, 9, 13, 39, 41, 43, 117, 123, 129, 169, 369, 387, 507, 533, 559, 1521, 1599, 1677, 1763, 4797, 5031, 5289, 6929, 7267, 15867, 20787, 21801, 22919, 62361, 65403, 68757, 206271, 297947, 893841, 2681523]

約数ペア:

[(1, 2681523), (3, 893841), (9, 297947), (13, 206271), (39, 68757), (41, 65403), (43, 62361), (117, 22919), (123, 21801), (129, 20787), (169, 15867), (369, 7267), (387, 6929), (507, 5289), (533, 5031), (559, 4797), (1521, 1763), (1599, 1677)]