16277205

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1$

素因数の和:274

約数の個数: 64

約数和(自身を含む): 32256000

約数和(自身を除く): 15978795

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 41, 57, 95, 105, 123, 133, 199, 205, 285, 287, 399, 597, 615, 665, 779, 861, 995, 1393, 1435, 1995, 2337, 2985, 3781, 3895, 4179, 4305, 5453, 6965, 8159, 11343, 11685, 16359, 18905, 20895, 24477, 26467, 27265, 40795, 56715, 57113, 79401, 81795, 122385, 132335, 155021, 171339, 285565, 397005, 465063, 775105, 856695, 1085147, 2325315, 3255441, 5425735, 16277205]

約数ペア:

[(1, 16277205), (3, 5425735), (5, 3255441), (7, 2325315), (15, 1085147), (19, 856695), (21, 775105), (35, 465063), (41, 397005), (57, 285565), (95, 171339), (105, 155021), (123, 132335), (133, 122385), (199, 81795), (205, 79401), (285, 57113), (287, 56715), (399, 40795), (597, 27265), (615, 26467), (665, 24477), (779, 20895), (861, 18905), (995, 16359), (1393, 11685), (1435, 11343), (1995, 8159), (2337, 6965), (2985, 5453), (3781, 4305), (3895, 4179)]