228520318

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{8887}}^1$

素因数の和:8968

約数の個数: 32

約数和(自身を含む): 394200576

約数和(自身を除く): 165680258

約数列:

[1, 2, 13, 23, 26, 43, 46, 86, 299, 559, 598, 989, 1118, 1978, 8887, 12857, 17774, 25714, 115531, 204401, 231062, 382141, 408802, 764282, 2657213, 4967833, 5314426, 8789243, 9935666, 17578486, 114260159, 228520318]

約数ペア:

[(1, 228520318), (2, 114260159), (13, 17578486), (23, 9935666), (26, 8789243), (43, 5314426), (46, 4967833), (86, 2657213), (299, 764282), (559, 408802), (598, 382141), (989, 231062), (1118, 204401), (1978, 115531), (8887, 25714), (12857, 17774)]