298777731

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{263}}^1\times {\mathrm{1151}}^1$

素因数の和:1471

約数の個数: 32

約数和(自身を含む): 467140608

約数和(自身を除く): 168362877

約数列:

[1, 3, 7, 21, 47, 141, 263, 329, 789, 987, 1151, 1841, 3453, 5523, 8057, 12361, 24171, 37083, 54097, 86527, 162291, 259581, 302713, 378679, 908139, 1136037, 2118991, 6356973, 14227511, 42682533, 99592577, 298777731]

約数ペア:

[(1, 298777731), (3, 99592577), (7, 42682533), (21, 14227511), (47, 6356973), (141, 2118991), (263, 1136037), (329, 908139), (789, 378679), (987, 302713), (1151, 259581), (1841, 162291), (3453, 86527), (5523, 54097), (8057, 37083), (12361, 24171)]