977875778

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{1361}}^1\times {\mathrm{2969}}^1$

素因数の和:4354

約数の個数: 24

約数和(自身を含む): 1614010860

約数和(自身を除く): 636135082

約数列:

[1, 2, 11, 22, 121, 242, 1361, 2722, 2969, 5938, 14971, 29942, 32659, 65318, 164681, 329362, 359249, 718498, 4040809, 8081618, 44448899, 88897798, 488937889, 977875778]

約数ペア:

[(1, 977875778), (2, 488937889), (11, 88897798), (22, 44448899), (121, 8081618), (242, 4040809), (1361, 718498), (2722, 359249), (2969, 329362), (5938, 164681), (14971, 65318), (29942, 32659)]