219873843

素因数分解:

$3^2\times 7^1\times {\mathrm{631}}^1\times {\mathrm{5531}}^1$

素因数の和:6175

約数の個数: 24

約数和(自身を含む): 363607296

約数和(自身を除く): 143733453

約数列:

[1, 3, 7, 9, 21, 63, 631, 1893, 4417, 5531, 5679, 13251, 16593, 38717, 39753, 49779, 116151, 348453, 3490061, 10470183, 24430427, 31410549, 73291281, 219873843]

約数ペア:

[(1, 219873843), (3, 73291281), (7, 31410549), (9, 24430427), (21, 10470183), (63, 3490061), (631, 348453), (1893, 116151), (4417, 49779), (5531, 39753), (5679, 38717), (13251, 16593)]