85871499

素因数分解:

$3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{191}}^1\times {\mathrm{271}}^1$

素因数の和:551

約数の個数: 32

約数和(自身を含む): 133693440

約数和(自身を除く): 47821941

約数列:

[1, 3, 7, 21, 79, 191, 237, 271, 553, 573, 813, 1337, 1659, 1897, 4011, 5691, 15089, 21409, 45267, 51761, 64227, 105623, 149863, 155283, 316869, 362327, 449589, 1086981, 4089119, 12267357, 28623833, 85871499]

約数ペア:

[(1, 85871499), (3, 28623833), (7, 12267357), (21, 4089119), (79, 1086981), (191, 449589), (237, 362327), (271, 316869), (553, 155283), (573, 149863), (813, 105623), (1337, 64227), (1659, 51761), (1897, 45267), (4011, 21409), (5691, 15089)]