16198371

素因数分解:

$3^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{1597}}^1$

素因数の和:1640

約数の個数: 36

約数和(自身を含む): 28418832

約数和(自身を除く): 12220461

約数列:

[1, 3, 7, 9, 21, 23, 49, 63, 69, 147, 161, 207, 441, 483, 1127, 1449, 1597, 3381, 4791, 10143, 11179, 14373, 33537, 36731, 78253, 100611, 110193, 234759, 257117, 330579, 704277, 771351, 1799819, 2314053, 5399457, 16198371]

約数ペア:

[(1, 16198371), (3, 5399457), (7, 2314053), (9, 1799819), (21, 771351), (23, 704277), (49, 330579), (63, 257117), (69, 234759), (147, 110193), (161, 100611), (207, 78253), (441, 36731), (483, 33537), (1127, 14373), (1449, 11179), (1597, 10143), (3381, 4791)]