17999751

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{1163}}^1$

素因数の和:1251

約数の個数: 32

約数和(自身を含む): 30394368

約数和(自身を除く): 12394617

約数列:

[1, 3, 7, 11, 21, 33, 67, 77, 201, 231, 469, 737, 1163, 1407, 2211, 3489, 5159, 8141, 12793, 15477, 24423, 38379, 77921, 89551, 233763, 268653, 545447, 857131, 1636341, 2571393, 5999917, 17999751]

約数ペア:

[(1, 17999751), (3, 5999917), (7, 2571393), (11, 1636341), (21, 857131), (33, 545447), (67, 268653), (77, 233763), (201, 89551), (231, 77921), (469, 38379), (737, 24423), (1163, 15477), (1407, 12793), (2211, 8141), (3489, 5159)]