209806008

素因数分解:

$2^3\times 3^1\times {\mathrm{157}}^1\times {\mathrm{55681}}^1$

素因数の和:55847

約数の個数: 32

約数和(自身を含む): 527865360

約数和(自身を除く): 318059352

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 157, 314, 471, 628, 942, 1256, 1884, 3768, 55681, 111362, 167043, 222724, 334086, 445448, 668172, 1336344, 8741917, 17483834, 26225751, 34967668, 52451502, 69935336, 104903004, 209806008]

約数ペア:

[(1, 209806008), (2, 104903004), (3, 69935336), (4, 52451502), (6, 34967668), (8, 26225751), (12, 17483834), (24, 8741917), (157, 1336344), (314, 668172), (471, 445448), (628, 334086), (942, 222724), (1256, 167043), (1884, 111362), (3768, 55681)]