78271869

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{641}}^1$

素因数の和:789

約数の個数: 32

約数和(自身を含む): 117347328

約数和(自身を除く): 39075459

約数列:

[1, 3, 13, 31, 39, 93, 101, 303, 403, 641, 1209, 1313, 1923, 3131, 3939, 8333, 9393, 19871, 24999, 40703, 59613, 64741, 122109, 194223, 258323, 774969, 841633, 2006971, 2524899, 6020913, 26090623, 78271869]

約数ペア:

[(1, 78271869), (3, 26090623), (13, 6020913), (31, 2524899), (39, 2006971), (93, 841633), (101, 774969), (303, 258323), (403, 194223), (641, 122109), (1209, 64741), (1313, 59613), (1923, 40703), (3131, 24999), (3939, 19871), (8333, 9393)]