123926816

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{15679}}^1$

素因数の和:15721

約数の個数: 48

約数和(自身を含む): 276595200

約数和(自身を除く): 152668384

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 76, 104, 152, 208, 247, 304, 416, 494, 608, 988, 1976, 3952, 7904, 15679, 31358, 62716, 125432, 203827, 250864, 297901, 407654, 501728, 595802, 815308, 1191604, 1630616, 2383208, 3261232, 3872713, 4766416, 6522464, 7745426, 9532832, 15490852, 30981704, 61963408, 123926816]

約数ペア:

[(1, 123926816), (2, 61963408), (4, 30981704), (8, 15490852), (13, 9532832), (16, 7745426), (19, 6522464), (26, 4766416), (32, 3872713), (38, 3261232), (52, 2383208), (76, 1630616), (104, 1191604), (152, 815308), (208, 595802), (247, 501728), (304, 407654), (416, 297901), (494, 250864), (608, 203827), (988, 125432), (1976, 62716), (3952, 31358), (7904, 15679)]