16659369

素因数分解:

$3^2\times {\mathrm{29}}^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:166

約数の個数: 36

約数和(自身を含む): 26088192

約数和(自身を除く): 9428823

約数列:

[1, 3, 9, 29, 31, 71, 87, 93, 213, 261, 279, 639, 841, 899, 2059, 2201, 2523, 2697, 6177, 6603, 7569, 8091, 18531, 19809, 26071, 59711, 63829, 78213, 179133, 191487, 234639, 537399, 574461, 1851041, 5553123, 16659369]

約数ペア:

[(1, 16659369), (3, 5553123), (9, 1851041), (29, 574461), (31, 537399), (71, 234639), (87, 191487), (93, 179133), (213, 78213), (261, 63829), (279, 59711), (639, 26071), (841, 19809), (899, 18531), (2059, 8091), (2201, 7569), (2523, 6603), (2697, 6177)]