872078403

素因数分解:

$3^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{211}}^1\times {\mathrm{2029}}^1$

素因数の和:2347

約数の個数: 32

約数和(自身を含む): 1349608960

約数和(自身を除く): 477530557

約数列:

[1, 3, 7, 21, 97, 211, 291, 633, 679, 1477, 2029, 2037, 4431, 6087, 14203, 20467, 42609, 61401, 143269, 196813, 428119, 429807, 590439, 1284357, 1377691, 2996833, 4133073, 8990499, 41527543, 124582629, 290692801, 872078403]

約数ペア:

[(1, 872078403), (3, 290692801), (7, 124582629), (21, 41527543), (97, 8990499), (211, 4133073), (291, 2996833), (633, 1377691), (679, 1284357), (1477, 590439), (2029, 429807), (2037, 428119), (4431, 196813), (6087, 143269), (14203, 61401), (20467, 42609)]