251543228

素因数分解:

$2^2\times {\mathrm{211}}^1\times {\mathrm{491}}^1\times {\mathrm{607}}^1$

素因数の和:1313

約数の個数: 24

約数和(自身を含む): 443917824

約数和(自身を除く): 192374596

約数列:

[1, 2, 4, 211, 422, 491, 607, 844, 982, 1214, 1964, 2428, 103601, 128077, 207202, 256154, 298037, 414404, 512308, 596074, 1192148, 62885807, 125771614, 251543228]

約数ペア:

[(1, 251543228), (2, 125771614), (4, 62885807), (211, 1192148), (422, 596074), (491, 512308), (607, 414404), (844, 298037), (982, 256154), (1214, 207202), (1964, 128077), (2428, 103601)]