15338505

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{661}}^1$

素因数の和:706

約数の個数: 64

約数和(自身を含む): 32030208

約数和(自身を除く): 16691703

約数列:

[1, 3, 5, 7, 13, 15, 17, 21, 35, 39, 51, 65, 85, 91, 105, 119, 195, 221, 255, 273, 357, 455, 595, 661, 663, 1105, 1365, 1547, 1785, 1983, 3305, 3315, 4627, 4641, 7735, 8593, 9915, 11237, 13881, 23135, 23205, 25779, 33711, 42965, 56185, 60151, 69405, 78659, 128895, 146081, 168555, 180453, 235977, 300755, 393295, 438243, 730405, 902265, 1022567, 1179885, 2191215, 3067701, 5112835, 15338505]

約数ペア:

[(1, 15338505), (3, 5112835), (5, 3067701), (7, 2191215), (13, 1179885), (15, 1022567), (17, 902265), (21, 730405), (35, 438243), (39, 393295), (51, 300755), (65, 235977), (85, 180453), (91, 168555), (105, 146081), (119, 128895), (195, 78659), (221, 69405), (255, 60151), (273, 56185), (357, 42965), (455, 33711), (595, 25779), (661, 23205), (663, 23135), (1105, 13881), (1365, 11237), (1547, 9915), (1785, 8593), (1983, 7735), (3305, 4641), (3315, 4627)]