2219259

素因数分解:

$3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{487}}^1$

素因数の和:535

約数の個数: 24

約数和(自身を含む): 3560448

約数和(自身を除く): 1341189

約数列:

[1, 3, 7, 21, 31, 49, 93, 147, 217, 487, 651, 1461, 1519, 3409, 4557, 10227, 15097, 23863, 45291, 71589, 105679, 317037, 739753, 2219259]

約数ペア:

[(1, 2219259), (3, 739753), (7, 317037), (21, 105679), (31, 71589), (49, 45291), (93, 23863), (147, 15097), (217, 10227), (487, 4557), (651, 3409), (1461, 1519)]