81851658

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{14653}}^1$

素因数の和:14691

約数の個数: 48

約数和(自身を含む): 200466720

約数和(自身を除く): 118615062

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 49, 57, 98, 114, 133, 147, 266, 294, 399, 798, 931, 1862, 2793, 5586, 14653, 29306, 43959, 87918, 102571, 205142, 278407, 307713, 556814, 615426, 717997, 835221, 1435994, 1670442, 1948849, 2153991, 3897698, 4307982, 5846547, 11693094, 13641943, 27283886, 40925829, 81851658]

約数ペア:

[(1, 81851658), (2, 40925829), (3, 27283886), (6, 13641943), (7, 11693094), (14, 5846547), (19, 4307982), (21, 3897698), (38, 2153991), (42, 1948849), (49, 1670442), (57, 1435994), (98, 835221), (114, 717997), (133, 615426), (147, 556814), (266, 307713), (294, 278407), (399, 205142), (798, 102571), (931, 87918), (1862, 43959), (2793, 29306), (5586, 14653)]