28229763

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{353}}^1$

素因数の和:459

約数の個数: 32

約数和(自身を含む): 42140160

約数和(自身を除く): 13910397

約数列:

[1, 3, 19, 23, 57, 61, 69, 183, 353, 437, 1059, 1159, 1311, 1403, 3477, 4209, 6707, 8119, 20121, 21533, 24357, 26657, 64599, 79971, 154261, 409127, 462783, 495259, 1227381, 1485777, 9409921, 28229763]

約数ペア:

[(1, 28229763), (3, 9409921), (19, 1485777), (23, 1227381), (57, 495259), (61, 462783), (69, 409127), (183, 154261), (353, 79971), (437, 64599), (1059, 26657), (1159, 24357), (1311, 21533), (1403, 20121), (3477, 8119), (4209, 6707)]