312228592

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{20563}}^1$

素因数の和:20657

約数の個数: 40

約数和(自身を含む): 660433424

約数和(自身を除く): 348204832

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 73, 104, 146, 208, 292, 584, 949, 1168, 1898, 3796, 7592, 15184, 20563, 41126, 82252, 164504, 267319, 329008, 534638, 1069276, 1501099, 2138552, 3002198, 4277104, 6004396, 12008792, 19514287, 24017584, 39028574, 78057148, 156114296, 312228592]

約数ペア:

[(1, 312228592), (2, 156114296), (4, 78057148), (8, 39028574), (13, 24017584), (16, 19514287), (26, 12008792), (52, 6004396), (73, 4277104), (104, 3002198), (146, 2138552), (208, 1501099), (292, 1069276), (584, 534638), (949, 329008), (1168, 267319), (1898, 164504), (3796, 82252), (7592, 41126), (15184, 20563)]