16664505

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{457}}^1$

素因数の和:506

約数の個数: 64

約数和(自身を含む): 33239808

約数和(自身を除く): 16575303

約数列:

[1, 3, 5, 11, 13, 15, 17, 33, 39, 51, 55, 65, 85, 143, 165, 187, 195, 221, 255, 429, 457, 561, 663, 715, 935, 1105, 1371, 2145, 2285, 2431, 2805, 3315, 5027, 5941, 6855, 7293, 7769, 12155, 15081, 17823, 23307, 25135, 29705, 36465, 38845, 65351, 75405, 85459, 89115, 100997, 116535, 196053, 256377, 302991, 326755, 427295, 504985, 980265, 1110967, 1281885, 1514955, 3332901, 5554835, 16664505]

約数ペア:

[(1, 16664505), (3, 5554835), (5, 3332901), (11, 1514955), (13, 1281885), (15, 1110967), (17, 980265), (33, 504985), (39, 427295), (51, 326755), (55, 302991), (65, 256377), (85, 196053), (143, 116535), (165, 100997), (187, 89115), (195, 85459), (221, 75405), (255, 65351), (429, 38845), (457, 36465), (561, 29705), (663, 25135), (715, 23307), (935, 17823), (1105, 15081), (1371, 12155), (2145, 7769), (2285, 7293), (2431, 6855), (2805, 5941), (3315, 5027)]