641939402

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{157}}^1\times {\mathrm{12097}}^1$

素因数の和:12282

約数の個数: 24

約数和(自身を含む): 1049404716

約数和(自身を除く): 407465314

約数列:

[1, 2, 13, 26, 157, 169, 314, 338, 2041, 4082, 12097, 24194, 26533, 53066, 157261, 314522, 1899229, 2044393, 3798458, 4088786, 24689977, 49379954, 320969701, 641939402]

約数ペア:

[(1, 641939402), (2, 320969701), (13, 49379954), (26, 24689977), (157, 4088786), (169, 3798458), (314, 2044393), (338, 1899229), (2041, 314522), (4082, 157261), (12097, 53066), (24194, 26533)]