257554206

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{1621}}^1$

素因数の和:1746

約数の個数: 96

約数和(自身を含む): 694319808

約数和(自身を除く): 436765602

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 97, 117, 126, 182, 194, 234, 273, 291, 546, 582, 679, 819, 873, 1261, 1358, 1621, 1638, 1746, 2037, 2522, 3242, 3783, 4074, 4863, 6111, 7566, 8827, 9726, 11347, 11349, 12222, 14589, 17654, 21073, 22694, 22698, 26481, 29178, 34041, 42146, 52962, 63219, 68082, 79443, 102123, 126438, 147511, 157237, 158886, 189657, 204246, 295022, 314474, 379314, 442533, 471711, 885066, 943422, 1100659, 1327599, 1415133, 2044081, 2201318, 2655198, 2830266, 3301977, 4088162, 6132243, 6603954, 9905931, 12264486, 14308567, 18396729, 19811862, 28617134, 36793458, 42925701, 85851402, 128777103, 257554206]

約数ペア:

[(1, 257554206), (2, 128777103), (3, 85851402), (6, 42925701), (7, 36793458), (9, 28617134), (13, 19811862), (14, 18396729), (18, 14308567), (21, 12264486), (26, 9905931), (39, 6603954), (42, 6132243), (63, 4088162), (78, 3301977), (91, 2830266), (97, 2655198), (117, 2201318), (126, 2044081), (182, 1415133), (194, 1327599), (234, 1100659), (273, 943422), (291, 885066), (546, 471711), (582, 442533), (679, 379314), (819, 314474), (873, 295022), (1261, 204246), (1358, 189657), (1621, 158886), (1638, 157237), (1746, 147511), (2037, 126438), (2522, 102123), (3242, 79443), (3783, 68082), (4074, 63219), (4863, 52962), (6111, 42146), (7566, 34041), (8827, 29178), (9726, 26481), (11347, 22698), (11349, 22694), (12222, 21073), (14589, 17654)]