31411716

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{21997}}^1$

素因数の和:22028

約数の個数: 48

約数和(自身を含む): 88695936

約数和(自身を除く): 57284220

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 68, 84, 102, 119, 204, 238, 357, 476, 714, 1428, 21997, 43994, 65991, 87988, 131982, 153979, 263964, 307958, 373949, 461937, 615916, 747898, 923874, 1121847, 1495796, 1847748, 2243694, 2617643, 4487388, 5235286, 7852929, 10470572, 15705858, 31411716]

約数ペア:

[(1, 31411716), (2, 15705858), (3, 10470572), (4, 7852929), (6, 5235286), (7, 4487388), (12, 2617643), (14, 2243694), (17, 1847748), (21, 1495796), (28, 1121847), (34, 923874), (42, 747898), (51, 615916), (68, 461937), (84, 373949), (102, 307958), (119, 263964), (204, 153979), (238, 131982), (357, 87988), (476, 65991), (714, 43994), (1428, 21997)]