30874431

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{439}}^1$

素因数の和:663

約数の個数: 32

約数和(自身を含む): 50181120

約数和(自身を除く): 19306689

約数列:

[1, 3, 7, 17, 21, 51, 119, 197, 357, 439, 591, 1317, 1379, 3073, 3349, 4137, 7463, 9219, 10047, 22389, 23443, 52241, 70329, 86483, 156723, 259449, 605381, 1470211, 1816143, 4410633, 10291477, 30874431]

約数ペア:

[(1, 30874431), (3, 10291477), (7, 4410633), (17, 1816143), (21, 1470211), (51, 605381), (119, 259449), (197, 156723), (357, 86483), (439, 70329), (591, 52241), (1317, 23443), (1379, 22389), (3073, 10047), (3349, 9219), (4137, 7463)]