156728223388

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{199}}^1\times {\mathrm{177223}}^1$

素因数の和:177538

約数の個数: 48

約数和(自身を含む): 303691046400

約数和(自身を除く): 146962823012

約数列:

[1, 2, 4, 11, 22, 44, 101, 199, 202, 398, 404, 796, 1111, 2189, 2222, 4378, 4444, 8756, 20099, 40198, 80396, 177223, 221089, 354446, 442178, 708892, 884356, 1949453, 3898906, 7797812, 17899523, 35267377, 35799046, 70534754, 71598092, 141069508, 196894753, 387941147, 393789506, 775882294, 787579012, 1551764588, 3562005077, 7124010154, 14248020308, 39182055847, 78364111694, 156728223388]

約数ペア:

[(1, 156728223388), (2, 78364111694), (4, 39182055847), (11, 14248020308), (22, 7124010154), (44, 3562005077), (101, 1551764588), (199, 787579012), (202, 775882294), (398, 393789506), (404, 387941147), (796, 196894753), (1111, 141069508), (2189, 71598092), (2222, 70534754), (4378, 35799046), (4444, 35267377), (8756, 17899523), (20099, 7797812), (40198, 3898906), (80396, 1949453), (177223, 884356), (221089, 708892), (354446, 442178)]