388977124

素因数分解:

$2^2\times {\mathrm{127}}^1\times {\mathrm{619}}^1\times {\mathrm{1237}}^1$

素因数の和:1987

約数の個数: 24

約数和(自身を含む): 687733760

約数和(自身を除く): 298756636

約数列:

[1, 2, 4, 127, 254, 508, 619, 1237, 1238, 2474, 2476, 4948, 78613, 157099, 157226, 314198, 314452, 628396, 765703, 1531406, 3062812, 97244281, 194488562, 388977124]

約数ペア:

[(1, 388977124), (2, 194488562), (4, 97244281), (127, 3062812), (254, 1531406), (508, 765703), (619, 628396), (1237, 314452), (1238, 314198), (2474, 157226), (2476, 157099), (4948, 78613)]