30997251

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{179}}^1\times {\mathrm{271}}^1$

素因数の和:527

約数の個数: 24

約数和(自身を含む): 45826560

約数和(自身を除く): 14829309

約数列:

[1, 3, 9, 71, 179, 213, 271, 537, 639, 813, 1611, 2439, 12709, 19241, 38127, 48509, 57723, 114381, 145527, 173169, 436581, 3444139, 10332417, 30997251]

約数ペア:

[(1, 30997251), (3, 10332417), (9, 3444139), (71, 436581), (179, 173169), (213, 145527), (271, 114381), (537, 57723), (639, 48509), (813, 38127), (1611, 19241), (2439, 12709)]