780212913

素因数分解:

$3^1\times {\mathrm{157}}^1\times {\mathrm{607}}^1\times {\mathrm{2729}}^1$

素因数の和:3496

約数の個数: 16

約数和(自身を含む): 1049018880

約数和(自身を除く): 268805967

約数列:

[1, 3, 157, 471, 607, 1821, 2729, 8187, 95299, 285897, 428453, 1285359, 1656503, 4969509, 260070971, 780212913]

約数ペア:

[(1, 780212913), (3, 260070971), (157, 4969509), (471, 1656503), (607, 1285359), (1821, 428453), (2729, 285897), (8187, 95299)]