12969957

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{617}}^1$

素因数の和:658

約数の個数: 48

約数和(自身を含む): 23671872

約数和(自身を除く): 10701915

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 49, 77, 91, 143, 147, 231, 273, 429, 539, 617, 637, 1001, 1617, 1851, 1911, 3003, 4319, 6787, 7007, 8021, 12957, 20361, 21021, 24063, 30233, 47509, 56147, 88231, 90699, 142527, 168441, 264693, 332563, 393029, 617617, 997689, 1179087, 1852851, 4323319, 12969957]

約数ペア:

[(1, 12969957), (3, 4323319), (7, 1852851), (11, 1179087), (13, 997689), (21, 617617), (33, 393029), (39, 332563), (49, 264693), (77, 168441), (91, 142527), (143, 90699), (147, 88231), (231, 56147), (273, 47509), (429, 30233), (539, 24063), (617, 21021), (637, 20361), (1001, 12957), (1617, 8021), (1851, 7007), (1911, 6787), (3003, 4319)]