77815972

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{13729}}^1$

素因数の和:13855

約数の個数: 24

約数和(自身を含む): 148009400

約数和(自身を除く): 70193428

約数列:

[1, 2, 4, 13, 26, 52, 109, 218, 436, 1417, 2834, 5668, 13729, 27458, 54916, 178477, 356954, 713908, 1496461, 2992922, 5985844, 19453993, 38907986, 77815972]

約数ペア:

[(1, 77815972), (2, 38907986), (4, 19453993), (13, 5985844), (26, 2992922), (52, 1496461), (109, 713908), (218, 356954), (436, 178477), (1417, 54916), (2834, 27458), (5668, 13729)]