257618634

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{2371}}^1$

素因数の和:2595

約数の個数: 64

約数和(自身を含む): 637593600

約数和(自身を除く): 379974966

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 182, 199, 273, 398, 546, 597, 1194, 1393, 2371, 2587, 2786, 4179, 4742, 5174, 7113, 7761, 8358, 14226, 15522, 16597, 18109, 30823, 33194, 36218, 49791, 54327, 61646, 92469, 99582, 108654, 184938, 215761, 431522, 471829, 647283, 943658, 1294566, 1415487, 2830974, 3302803, 6133777, 6605606, 9908409, 12267554, 18401331, 19816818, 36802662, 42936439, 85872878, 128809317, 257618634]

約数ペア:

[(1, 257618634), (2, 128809317), (3, 85872878), (6, 42936439), (7, 36802662), (13, 19816818), (14, 18401331), (21, 12267554), (26, 9908409), (39, 6605606), (42, 6133777), (78, 3302803), (91, 2830974), (182, 1415487), (199, 1294566), (273, 943658), (398, 647283), (546, 471829), (597, 431522), (1194, 215761), (1393, 184938), (2371, 108654), (2587, 99582), (2786, 92469), (4179, 61646), (4742, 54327), (5174, 49791), (7113, 36218), (7761, 33194), (8358, 30823), (14226, 18109), (15522, 16597)]