78486321

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{22573}}^1$

素因数の和:22656

約数の個数: 16

約数和(自身を含む): 111967040

約数和(自身を除く): 33480719

約数列:

[1, 3, 19, 57, 61, 183, 1159, 3477, 22573, 67719, 428887, 1286661, 1376953, 4130859, 26162107, 78486321]

約数ペア:

[(1, 78486321), (3, 26162107), (19, 4130859), (57, 1376953), (61, 1286661), (183, 428887), (1159, 67719), (3477, 22573)]