648288304

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{743}}^1\times {\mathrm{2371}}^1$

素因数の和:3145

約数の個数: 40

約数和(自身を含む): 1312987392

約数和(自身を除く): 664699088

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 743, 1486, 2371, 2972, 4742, 5944, 9484, 11888, 17089, 18968, 34178, 37936, 54533, 68356, 109066, 136712, 218132, 273424, 436264, 872528, 1761653, 3523306, 7046612, 14093224, 28186448, 40518019, 81036038, 162072076, 324144152, 648288304]

約数ペア:

[(1, 648288304), (2, 324144152), (4, 162072076), (8, 81036038), (16, 40518019), (23, 28186448), (46, 14093224), (92, 7046612), (184, 3523306), (368, 1761653), (743, 872528), (1486, 436264), (2371, 273424), (2972, 218132), (4742, 136712), (5944, 109066), (9484, 68356), (11888, 54533), (17089, 37936), (18968, 34178)]