177693789

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{12281}}^1$

素因数の和:12357

約数の個数: 32

約数和(自身を含む): 297126144

約数和(自身を除く): 119432355

約数列:

[1, 3, 7, 13, 21, 39, 53, 91, 159, 273, 371, 689, 1113, 2067, 4823, 12281, 14469, 36843, 85967, 159653, 257901, 478959, 650893, 1117571, 1952679, 3352713, 4556251, 8461609, 13668753, 25384827, 59231263, 177693789]

約数ペア:

[(1, 177693789), (3, 59231263), (7, 25384827), (13, 13668753), (21, 8461609), (39, 4556251), (53, 3352713), (91, 1952679), (159, 1117571), (273, 650893), (371, 478959), (689, 257901), (1113, 159653), (2067, 85967), (4823, 36843), (12281, 14469)]