201603857

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{137}}^1\times {\mathrm{157}}^1$

素因数の和:417

約数の個数: 32

約数和(自身を含む): 253972992

約数和(自身を除く): 52369135

約数列:

[1, 7, 13, 91, 103, 137, 157, 721, 959, 1099, 1339, 1781, 2041, 9373, 12467, 14111, 14287, 16171, 21509, 98777, 113197, 150563, 183443, 210223, 279617, 1284101, 1471561, 1957319, 2215427, 15507989, 28800551, 201603857]

約数ペア:

[(1, 201603857), (7, 28800551), (13, 15507989), (91, 2215427), (103, 1957319), (137, 1471561), (157, 1284101), (721, 279617), (959, 210223), (1099, 183443), (1339, 150563), (1781, 113197), (2041, 98777), (9373, 21509), (12467, 16171), (14111, 14287)]