267191590

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{647}}^1\times {\mathrm{677}}^1$

素因数の和:1392

約数の個数: 32

約数和(自身を含む): 490307904

約数和(自身を除く): 223116314

約数列:

[1, 2, 5, 10, 61, 122, 305, 610, 647, 677, 1294, 1354, 3235, 3385, 6470, 6770, 39467, 41297, 78934, 82594, 197335, 206485, 394670, 412970, 438019, 876038, 2190095, 4380190, 26719159, 53438318, 133595795, 267191590]

約数ペア:

[(1, 267191590), (2, 133595795), (5, 53438318), (10, 26719159), (61, 4380190), (122, 2190095), (305, 876038), (610, 438019), (647, 412970), (677, 394670), (1294, 206485), (1354, 197335), (3235, 82594), (3385, 78934), (6470, 41297), (6770, 39467)]