65674581

素因数分解:

$3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1\times {\mathrm{151}}^1$

素因数の和:449

約数の個数: 32

約数和(自身を含む): 102144000

約数和(自身を除く): 36469419

約数列:

[1, 3, 7, 21, 139, 149, 151, 417, 447, 453, 973, 1043, 1057, 2919, 3129, 3171, 20711, 20989, 22499, 62133, 62967, 67497, 144977, 146923, 157493, 434931, 440769, 472479, 3127361, 9382083, 21891527, 65674581]

約数ペア:

[(1, 65674581), (3, 21891527), (7, 9382083), (21, 3127361), (139, 472479), (149, 440769), (151, 434931), (417, 157493), (447, 146923), (453, 144977), (973, 67497), (1043, 62967), (1057, 62133), (2919, 22499), (3129, 20989), (3171, 20711)]