31484908

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{1291}}^1$

素因数の和:1382

約数の個数: 48

約数和(自身を含む): 68879104

約数和(自身を除く): 37394196

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 67, 91, 134, 182, 268, 364, 469, 871, 938, 1291, 1742, 1876, 2582, 3484, 5164, 6097, 9037, 12194, 16783, 18074, 24388, 33566, 36148, 67132, 86497, 117481, 172994, 234962, 345988, 469924, 605479, 1124461, 1210958, 2248922, 2421916, 4497844, 7871227, 15742454, 31484908]

約数ペア:

[(1, 31484908), (2, 15742454), (4, 7871227), (7, 4497844), (13, 2421916), (14, 2248922), (26, 1210958), (28, 1124461), (52, 605479), (67, 469924), (91, 345988), (134, 234962), (182, 172994), (268, 117481), (364, 86497), (469, 67132), (871, 36148), (938, 33566), (1291, 24388), (1742, 18074), (1876, 16783), (2582, 12194), (3484, 9037), (5164, 6097)]