208045383

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{2111}}^1$

素因数の和:2172

約数の個数: 48

約数和(自身を含む): 360493056

約数和(自身を除く): 152447673

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 91, 133, 247, 273, 361, 399, 741, 1083, 1729, 2111, 2527, 4693, 5187, 6333, 7581, 14079, 14777, 27443, 32851, 40109, 44331, 82329, 98553, 120327, 192101, 280763, 521417, 576303, 762071, 842289, 1564251, 2286213, 3649919, 5334497, 9906923, 10949757, 16003491, 29720769, 69348461, 208045383]

約数ペア:

[(1, 208045383), (3, 69348461), (7, 29720769), (13, 16003491), (19, 10949757), (21, 9906923), (39, 5334497), (57, 3649919), (91, 2286213), (133, 1564251), (247, 842289), (273, 762071), (361, 576303), (399, 521417), (741, 280763), (1083, 192101), (1729, 120327), (2111, 98553), (2527, 82329), (4693, 44331), (5187, 40109), (6333, 32851), (7581, 27443), (14079, 14777)]