678686586

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{397}}^1\times {\mathrm{4013}}^1$

素因数の和:4486

約数の個数: 32

約数和(自身を含む): 1380302208

約数和(自身を除く): 701615622

約数列:

[1, 2, 3, 6, 71, 142, 213, 397, 426, 794, 1191, 2382, 4013, 8026, 12039, 24078, 28187, 56374, 84561, 169122, 284923, 569846, 854769, 1593161, 1709538, 3186322, 4779483, 9558966, 113114431, 226228862, 339343293, 678686586]

約数ペア:

[(1, 678686586), (2, 339343293), (3, 226228862), (6, 113114431), (71, 9558966), (142, 4779483), (213, 3186322), (397, 1709538), (426, 1593161), (794, 854769), (1191, 569846), (2382, 284923), (4013, 169122), (8026, 84561), (12039, 56374), (24078, 28187)]