16731141

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{353}}^1$

素因数の和:461

約数の個数: 32

約数和(自身を含む): 26688768

約数和(自身を除く): 9957627

約数列:

[1, 3, 7, 21, 37, 61, 111, 183, 259, 353, 427, 777, 1059, 1281, 2257, 2471, 6771, 7413, 13061, 15799, 21533, 39183, 47397, 64599, 91427, 150731, 274281, 452193, 796721, 2390163, 5577047, 16731141]

約数ペア:

[(1, 16731141), (3, 5577047), (7, 2390163), (21, 796721), (37, 452193), (61, 274281), (111, 150731), (183, 91427), (259, 64599), (353, 47397), (427, 39183), (777, 21533), (1059, 15799), (1281, 13061), (2257, 7413), (2471, 6771)]