27824307

素因数分解:

$3^1\times 7^2\times {\mathrm{191}}^1\times {\mathrm{991}}^1$

素因数の和:1199

約数の個数: 24

約数和(自身を含む): 43425792

約数和(自身を除く): 15601485

約数列:

[1, 3, 7, 21, 49, 147, 191, 573, 991, 1337, 2973, 4011, 6937, 9359, 20811, 28077, 48559, 145677, 189281, 567843, 1324967, 3974901, 9274769, 27824307]

約数ペア:

[(1, 27824307), (3, 9274769), (7, 3974901), (21, 1324967), (49, 567843), (147, 189281), (191, 145677), (573, 48559), (991, 28077), (1337, 20811), (2973, 9359), (4011, 6937)]