278543282493

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{34897}}^1\times {\mathrm{8087}}^1$

素因数の和:43041

約数の個数: 32

約数和(自身を含む): 433543716864

約数和(自身を除く): 155000434371

約数列:

[1, 3, 7, 21, 47, 141, 329, 987, 8087, 24261, 34897, 56609, 104691, 169827, 244279, 380089, 732837, 1140267, 1640159, 2660623, 4920477, 7981869, 11481113, 34443339, 282212039, 846636117, 1975484273, 5926452819, 13263965833, 39791897499, 92847760831, 278543282493]

約数ペア:

[(1, 278543282493), (3, 92847760831), (7, 39791897499), (21, 13263965833), (47, 5926452819), (141, 1975484273), (329, 846636117), (987, 282212039), (8087, 34443339), (24261, 11481113), (34897, 7981869), (56609, 4920477), (104691, 2660623), (169827, 1640159), (244279, 1140267), (380089, 732837)]