2781402

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^3\times {\mathrm{211}}^1$

素因数の和:255

約数の個数: 32

約数和(自身を含む): 6054720

約数和(自身を除く): 3273318

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 169, 211, 338, 422, 507, 633, 1014, 1266, 2197, 2743, 4394, 5486, 6591, 8229, 13182, 16458, 35659, 71318, 106977, 213954, 463567, 927134, 1390701, 2781402]

約数ペア:

[(1, 2781402), (2, 1390701), (3, 927134), (6, 463567), (13, 213954), (26, 106977), (39, 71318), (78, 35659), (169, 16458), (211, 13182), (338, 8229), (422, 6591), (507, 5486), (633, 4394), (1014, 2743), (1266, 2197)]