221430154

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1\times {\mathrm{1831}}^1$

素因数の和:2106

約数の個数: 32

約数和(自身を含む): 379883520

約数和(自身を除く): 158453366

約数列:

[1, 2, 11, 22, 23, 46, 239, 253, 478, 506, 1831, 2629, 3662, 5258, 5497, 10994, 20141, 40282, 42113, 60467, 84226, 120934, 437609, 463243, 875218, 926486, 4813699, 9627398, 10065007, 20130014, 110715077, 221430154]

約数ペア:

[(1, 221430154), (2, 110715077), (11, 20130014), (22, 10065007), (23, 9627398), (46, 4813699), (239, 926486), (253, 875218), (478, 463243), (506, 437609), (1831, 120934), (2629, 84226), (3662, 60467), (5258, 42113), (5497, 40282), (10994, 20141)]